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Cmp add genm crl status #5

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Cmp add genm crl status #5

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rajeev-0
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@rajeev-0 rajeev-0 commented Feb 23, 2024

Checklist
  • documentation is added or updated
  • tests are added or updated

@rajeev-0 rajeev-0 requested a review from DDvO February 23, 2024 15:56
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I am still working on it, need to add the test cases and respective CRLs.

@rajeev-0 rajeev-0 marked this pull request as ready for review February 27, 2024 09:06
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Unfortunately, quite a number of comments, but no big changes requested.

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Comment on lines 228 to 282
SKM_DEFINE_STACK_OF_INTERNAL(OSSL_CMP_ITAV, OSSL_CMP_ITAV, OSSL_CMP_ITAV)
#define sk_OSSL_CMP_ITAV_num(sk) OPENSSL_sk_num(ossl_check_const_OSSL_CMP_ITAV_sk_type(sk))
#define sk_OSSL_CMP_ITAV_value(sk, idx) ((OSSL_CMP_ITAV *)OPENSSL_sk_value(ossl_check_const_OSSL_CMP_ITAV_sk_type(sk), (idx)))
#define sk_OSSL_CMP_ITAV_new(cmp) ((STACK_OF(OSSL_CMP_ITAV) *)OPENSSL_sk_new(ossl_check_OSSL_CMP_ITAV_compfunc_type(cmp)))
#define sk_OSSL_CMP_ITAV_new_null() ((STACK_OF(OSSL_CMP_ITAV) *)OPENSSL_sk_new_null())
#define sk_OSSL_CMP_ITAV_new_reserve(cmp, n) ((STACK_OF(OSSL_CMP_ITAV) *)OPENSSL_sk_new_reserve(ossl_check_OSSL_CMP_ITAV_compfunc_type(cmp), (n)))
#define sk_OSSL_CMP_ITAV_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_OSSL_CMP_ITAV_sk_type(sk), (n))
#define sk_OSSL_CMP_ITAV_free(sk) OPENSSL_sk_free(ossl_check_OSSL_CMP_ITAV_sk_type(sk))
#define sk_OSSL_CMP_ITAV_zero(sk) OPENSSL_sk_zero(ossl_check_OSSL_CMP_ITAV_sk_type(sk))
#define sk_OSSL_CMP_ITAV_delete(sk, i) ((OSSL_CMP_ITAV *)OPENSSL_sk_delete(ossl_check_OSSL_CMP_ITAV_sk_type(sk), (i)))
#define sk_OSSL_CMP_ITAV_delete_ptr(sk, ptr) ((OSSL_CMP_ITAV *)OPENSSL_sk_delete_ptr(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr)))
#define sk_OSSL_CMP_ITAV_push(sk, ptr) OPENSSL_sk_push(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr))
#define sk_OSSL_CMP_ITAV_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr))
#define sk_OSSL_CMP_ITAV_pop(sk) ((OSSL_CMP_ITAV *)OPENSSL_sk_pop(ossl_check_OSSL_CMP_ITAV_sk_type(sk)))
#define sk_OSSL_CMP_ITAV_shift(sk) ((OSSL_CMP_ITAV *)OPENSSL_sk_shift(ossl_check_OSSL_CMP_ITAV_sk_type(sk)))
#define sk_OSSL_CMP_ITAV_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_OSSL_CMP_ITAV_sk_type(sk),ossl_check_OSSL_CMP_ITAV_freefunc_type(freefunc))
#define sk_OSSL_CMP_ITAV_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr), (idx))
#define sk_OSSL_CMP_ITAV_set(sk, idx, ptr) ((OSSL_CMP_ITAV *)OPENSSL_sk_set(ossl_check_OSSL_CMP_ITAV_sk_type(sk), (idx), ossl_check_OSSL_CMP_ITAV_type(ptr)))
#define sk_OSSL_CMP_ITAV_find(sk, ptr) OPENSSL_sk_find(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr))
#define sk_OSSL_CMP_ITAV_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr))
#define sk_OSSL_CMP_ITAV_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_type(ptr), pnum)
#define sk_OSSL_CMP_ITAV_sort(sk) OPENSSL_sk_sort(ossl_check_OSSL_CMP_ITAV_sk_type(sk))
#define sk_OSSL_CMP_ITAV_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_OSSL_CMP_ITAV_sk_type(sk))
#define sk_OSSL_CMP_ITAV_dup(sk) ((STACK_OF(OSSL_CMP_ITAV) *)OPENSSL_sk_dup(ossl_check_const_OSSL_CMP_ITAV_sk_type(sk)))
#define sk_OSSL_CMP_ITAV_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(OSSL_CMP_ITAV) *)OPENSSL_sk_deep_copy(ossl_check_const_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_copyfunc_type(copyfunc), ossl_check_OSSL_CMP_ITAV_freefunc_type(freefunc)))
#define sk_OSSL_CMP_ITAV_set_cmp_func(sk, cmp) ((sk_OSSL_CMP_ITAV_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_OSSL_CMP_ITAV_sk_type(sk), ossl_check_OSSL_CMP_ITAV_compfunc_type(cmp)))

typedef struct ossl_cmp_crlstatus_st OSSL_CMP_CRLSTATUS;
SKM_DEFINE_STACK_OF_INTERNAL(OSSL_CMP_CRLSTATUS, OSSL_CMP_CRLSTATUS, OSSL_CMP_CRLSTATUS)
#define sk_OSSL_CMP_CRLSTATUS_num(sk) OPENSSL_sk_num(ossl_check_const_OSSL_CMP_CRLSTATUS_sk_type(sk))
#define sk_OSSL_CMP_CRLSTATUS_value(sk, idx) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_value(ossl_check_const_OSSL_CMP_CRLSTATUS_sk_type(sk), (idx)))
#define sk_OSSL_CMP_CRLSTATUS_new(cmp) ((STACK_OF(OSSL_CMP_CRLSTATUS) *)OPENSSL_sk_new(ossl_check_OSSL_CMP_CRLSTATUS_compfunc_type(cmp)))
#define sk_OSSL_CMP_CRLSTATUS_new_null() ((STACK_OF(OSSL_CMP_CRLSTATUS) *)OPENSSL_sk_new_null())
#define sk_OSSL_CMP_CRLSTATUS_new_reserve(cmp, n) ((STACK_OF(OSSL_CMP_CRLSTATUS) *)OPENSSL_sk_new_reserve(ossl_check_OSSL_CMP_CRLSTATUS_compfunc_type(cmp), (n)))
#define sk_OSSL_CMP_CRLSTATUS_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), (n))
#define sk_OSSL_CMP_CRLSTATUS_free(sk) OPENSSL_sk_free(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk))
#define sk_OSSL_CMP_CRLSTATUS_zero(sk) OPENSSL_sk_zero(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk))
#define sk_OSSL_CMP_CRLSTATUS_delete(sk, i) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_delete(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), (i)))
#define sk_OSSL_CMP_CRLSTATUS_delete_ptr(sk, ptr) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_delete_ptr(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr)))
#define sk_OSSL_CMP_CRLSTATUS_push(sk, ptr) OPENSSL_sk_push(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr))
#define sk_OSSL_CMP_CRLSTATUS_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr))
#define sk_OSSL_CMP_CRLSTATUS_pop(sk) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_pop(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk)))
#define sk_OSSL_CMP_CRLSTATUS_shift(sk) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_shift(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk)))
#define sk_OSSL_CMP_CRLSTATUS_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk),ossl_check_OSSL_CMP_CRLSTATUS_freefunc_type(freefunc))
#define sk_OSSL_CMP_CRLSTATUS_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr), (idx))
#define sk_OSSL_CMP_CRLSTATUS_set(sk, idx, ptr) ((OSSL_CMP_CRLSTATUS *)OPENSSL_sk_set(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), (idx), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr)))
#define sk_OSSL_CMP_CRLSTATUS_find(sk, ptr) OPENSSL_sk_find(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr))
#define sk_OSSL_CMP_CRLSTATUS_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr))
#define sk_OSSL_CMP_CRLSTATUS_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_type(ptr), pnum)
#define sk_OSSL_CMP_CRLSTATUS_sort(sk) OPENSSL_sk_sort(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk))
#define sk_OSSL_CMP_CRLSTATUS_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_OSSL_CMP_CRLSTATUS_sk_type(sk))
#define sk_OSSL_CMP_CRLSTATUS_dup(sk) ((STACK_OF(OSSL_CMP_CRLSTATUS) *)OPENSSL_sk_dup(ossl_check_const_OSSL_CMP_CRLSTATUS_sk_type(sk)))
#define sk_OSSL_CMP_CRLSTATUS_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(OSSL_CMP_CRLSTATUS) *)OPENSSL_sk_deep_copy(ossl_check_const_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_copyfunc_type(copyfunc), ossl_check_OSSL_CMP_CRLSTATUS_freefunc_type(freefunc)))
#define sk_OSSL_CMP_CRLSTATUS_set_cmp_func(sk, cmp) ((sk_OSSL_CMP_CRLSTATUS_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_OSSL_CMP_CRLSTATUS_sk_type(sk), ossl_check_OSSL_CMP_CRLSTATUS_compfunc_type(cmp)))

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This looks wrong.

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Just a few more small things, then please submit the PR upstream.

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DDvO and others added 4 commits March 7, 2024 10:37
OSSL_CMP_exec_certreq.pod: add OSSL_CMP_get1_crlUpdate()

add documentation for GENERAL_NAME_create()

add OSSL_CMP_CTX_get0_oldCert()

add issuer check and generate warning

add error CMP_R_UNKNOWN_CRL_ISSUER

Fix OSSL_CMP_get1_crlUpdate parameter in cmp_genm.c

review

add -crlcert option for genm with infotype crlStatusList

cmp.c: Refactor CRL update logic

Remove OSSL_CMP_CTX_get0_oldCert() function

Add options for specifying CRL issuer and saving received CRLs

Update test_commands.csv with new crlcert and old crl

Add new functions and rearrange existing functions in libcrypto.num

Refactor setup_crl function to use setup_mock_crlout
@rajeev-0 rajeev-0 closed this Mar 7, 2024
DDvO pushed a commit that referenced this pull request May 1, 2024
The following issue was found in automatic tests with thread sanitizer
builds in ClickHouse (which uses OpenSSL 3.2.1) [0].

The first stack [1] does proper locking (function 'x509_store_add',
x509_lu.c) but in the second stack [2], function 'get_cert_by_subject_ex'
(by_dir.b) forgets to lock when calling 'sk_X509_OBJECT_is_sorted'.

[0] ClickHouse/ClickHouse#63049

[1] WARNING: ThreadSanitizer: data race (pid=1870)
  Write of size 4 at 0x7b08003d6810 by thread T552 (mutexes: write M0, write M1, write M2, write M3):
    #0 OPENSSL_sk_insert build_docker/./contrib/openssl/crypto/stack/stack.c:280:16 (clickhouse+0x203ad7e4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 OPENSSL_sk_push build_docker/./contrib/openssl/crypto/stack/stack.c:401:12 (clickhouse+0x203ad7e4)
    #2 x509_store_add build_docker/./contrib/openssl/crypto/x509/x509_lu.c:419:17 (clickhouse+0x203d4a52) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 X509_STORE_add_cert build_docker/./contrib/openssl/crypto/x509/x509_lu.c:432:10 (clickhouse+0x203d48a2) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #4 X509_load_cert_file_ex build_docker/./contrib/openssl/crypto/x509/by_file.c:127:18 (clickhouse+0x203b74e6) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:333:22 (clickhouse+0x203b684c) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#7 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    openssl#8 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#11 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#16 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#20 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#21 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#22 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#23 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

[2] Previous read of size 4 at 0x7b08003d6810 by thread T553 (mutexes: write M4, write M5, write M6):
    #0 OPENSSL_sk_is_sorted build_docker/./contrib/openssl/crypto/stack/stack.c:490:33 (clickhouse+0x203adcff) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:423:10 (clickhouse+0x203b6d8f) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #2 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    #4 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#7 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#8 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#11 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#16 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

CLA: trivial

Reviewed-by: Todd Short <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#24295)
DDvO pushed a commit that referenced this pull request Jun 17, 2024
if the private key is output to stdout using the HARNESS_OSSL_PREFIX,
out is a stack of BIOs and must therefore free'd using BIO_free_all.

Steps to reproduce:

$ HARNESS_OSSL_PREFIX=x OPENSSL_CONF=apps/openssl.cnf util/shlib_wrap.sh apps/openssl req -new -keyout - -passout pass: </dev/null
[...]
Direct leak of 128 byte(s) in 1 object(s) allocated from:
    #0 0x7f6f692b89cf in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cpp:69
    #1 0x7f6f686eda00 in CRYPTO_malloc crypto/mem.c:202
    #2 0x7f6f686edba0 in CRYPTO_zalloc crypto/mem.c:222
    #3 0x7f6f68471bdf in BIO_new_ex crypto/bio/bio_lib.c:83
    #4 0x7f6f68491a8f in BIO_new_fp crypto/bio/bss_file.c:95
    #5 0x555c5f58b378 in dup_bio_out apps/lib/apps.c:3014
    #6 0x555c5f58f9ac in bio_open_default_ apps/lib/apps.c:3175
    openssl#7 0x555c5f58f9ac in bio_open_default apps/lib/apps.c:3203
    openssl#8 0x555c5f528537 in req_main apps/req.c:683
    openssl#9 0x555c5f50e315 in do_cmd apps/openssl.c:426
    openssl#10 0x555c5f4c5575 in main apps/openssl.c:307
    openssl#11 0x7f6f680461c9 in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58

SUMMARY: AddressSanitizer: 128 byte(s) leaked in 1 allocation(s).

Reviewed-by: Tom Cosgrove <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#23365)

(cherry picked from commit ff78d94)
DDvO pushed a commit that referenced this pull request Jun 17, 2024
The following issue was found in automatic tests with thread sanitizer
builds in ClickHouse (which uses OpenSSL 3.2.1) [0].

The first stack [1] does proper locking (function 'x509_store_add',
x509_lu.c) but in the second stack [2], function 'get_cert_by_subject_ex'
(by_dir.b) forgets to lock when calling 'sk_X509_OBJECT_is_sorted'.

[0] ClickHouse/ClickHouse#63049

[1] WARNING: ThreadSanitizer: data race (pid=1870)
  Write of size 4 at 0x7b08003d6810 by thread T552 (mutexes: write M0, write M1, write M2, write M3):
    #0 OPENSSL_sk_insert build_docker/./contrib/openssl/crypto/stack/stack.c:280:16 (clickhouse+0x203ad7e4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 OPENSSL_sk_push build_docker/./contrib/openssl/crypto/stack/stack.c:401:12 (clickhouse+0x203ad7e4)
    #2 x509_store_add build_docker/./contrib/openssl/crypto/x509/x509_lu.c:419:17 (clickhouse+0x203d4a52) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 X509_STORE_add_cert build_docker/./contrib/openssl/crypto/x509/x509_lu.c:432:10 (clickhouse+0x203d48a2) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #4 X509_load_cert_file_ex build_docker/./contrib/openssl/crypto/x509/by_file.c:127:18 (clickhouse+0x203b74e6) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:333:22 (clickhouse+0x203b684c) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#7 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    openssl#8 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#11 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#16 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#20 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#21 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#22 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#23 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

[2] Previous read of size 4 at 0x7b08003d6810 by thread T553 (mutexes: write M4, write M5, write M6):
    #0 OPENSSL_sk_is_sorted build_docker/./contrib/openssl/crypto/stack/stack.c:490:33 (clickhouse+0x203adcff) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:423:10 (clickhouse+0x203b6d8f) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #2 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    #4 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#7 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#8 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#11 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#16 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

CLA: trivial

Reviewed-by: Todd Short <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#24295)

(cherry picked from commit af75373)
DDvO pushed a commit that referenced this pull request Jul 5, 2024
Running the x509_req_test with address sanitizer shows a memory leak:

==186455==ERROR: LeakSanitizer: detected memory leaks
Direct leak of 53 byte(s) in 1 object(s) allocated from:
    #0 0x3ffad5f47af in malloc (/lib64/libasan.so.8+0xf47af) (BuildId: 93b3d2536d76f772a95880d76c746c150daabbee)
    #1 0x3ffac4214fb in CRYPTO_malloc crypto/mem.c:202
    #2 0x3ffac421759 in CRYPTO_zalloc crypto/mem.c:222
    #3 0x100e58f in test_mk_file_path test/testutil/driver.c:450
    #4 0x1004671 in test_x509_req_detect_invalid_version test/x509_req_test.c:32
    #5 0x100d247 in run_tests test/testutil/driver.c:342
    #6 0x10042e3 in main test/testutil/main.c:31
    openssl#7 0x3ffaad34a5b in __libc_start_call_main (/lib64/libc.so.6+0x34a5b) (BuildId: 461b58df774538594b6173825bed67a9247a014d)
    openssl#8 0x3ffaad34b5d in __libc_start_main@GLIBC_2.2 (/lib64/libc.so.6+0x34b5d) (BuildId: 461b58df774538594b6173825bed67a9247a014d)
    openssl#9 0x1004569  (/root/openssl/test/x509_req_test+0x1004569) (BuildId: ab6bce0e531df1e3626a8f506d07f6ad7c7c6d57)
SUMMARY: AddressSanitizer: 53 byte(s) leaked in 1 allocation(s).

The certFilePath that is obtained via test_mk_file_path() must be freed when
no longer used.

While at it, make the certFilePath variable a local variable, there is no need
to have this a global static variable.

Fixes: openssl@7d2c0a4

Signed-off-by: Ingo Franzki <[email protected]>

Reviewed-by: Dmitry Belyavskiy <[email protected]>
Reviewed-by: Neil Horman <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#24715)
DDvO pushed a commit that referenced this pull request Oct 9, 2024
Sometimes the error handling returns an ASN1_STRING
object in *out although that was not passed in by the
caller, and sometimes the error handling deletes the
ASN1_STRING but forgets to clear the *out parameter.
Therefore the caller has no chance to know, if the leaked
object in *out shall be deleted or not.
This may cause a use-after-free error e.g. in asn1_str2type:

==63312==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000073280 at pc 0x7f2652e93b08 bp 0x7ffe0e1951c0 sp 0x7ffe0e1951b0
READ of size 8 at 0x603000073280 thread T0
    #0 0x7f2652e93b07 in asn1_string_embed_free crypto/asn1/asn1_lib.c:354
    #1 0x7f2652eb521a in asn1_primitive_free crypto/asn1/tasn_fre.c:204
    #2 0x7f2652eb50a9 in asn1_primitive_free crypto/asn1/tasn_fre.c:199
    #3 0x7f2652eb5b67 in ASN1_item_free crypto/asn1/tasn_fre.c:20
    #4 0x7f2652e8e13b in asn1_str2type crypto/asn1/asn1_gen.c:740
    #5 0x7f2652e8e13b in generate_v3 crypto/asn1/asn1_gen.c:137
    #6 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#7 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#8 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#9 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#10 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#11 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#12 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#13 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#14 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#15 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#16 0x564ed1985165 in main apps/openssl.c:183
    openssl#17 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308
    openssl#18 0x564ed1985acd in _start (/home/ed/OPCToolboxV5/Source/Core/OpenSSL/openssl/apps/openssl+0x139acd)

0x603000073280 is located 16 bytes inside of 24-byte region [0x603000073270,0x603000073288)
freed by thread T0 here:
    #0 0x7f265413440f in __interceptor_free ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:122
    #1 0x7f265315a429 in CRYPTO_free crypto/mem.c:311
    #2 0x7f265315a429 in CRYPTO_free crypto/mem.c:300
    #3 0x7f2652e757b9 in ASN1_mbstring_ncopy crypto/asn1/a_mbstr.c:191
    #4 0x7f2652e75ec5 in ASN1_mbstring_copy crypto/asn1/a_mbstr.c:38
    #5 0x7f2652e8e227 in asn1_str2type crypto/asn1/asn1_gen.c:681
    #6 0x7f2652e8e227 in generate_v3 crypto/asn1/asn1_gen.c:137
    openssl#7 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#8 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#9 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#10 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#11 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#12 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#13 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#14 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#15 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#16 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#17 0x564ed1985165 in main apps/openssl.c:183
    openssl#18 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308

previously allocated by thread T0 here:
    #0 0x7f2654134808 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:144
    #1 0x7f265315a4fd in CRYPTO_malloc crypto/mem.c:221
    #2 0x7f265315a4fd in CRYPTO_malloc crypto/mem.c:198
    #3 0x7f265315a945 in CRYPTO_zalloc crypto/mem.c:236
    #4 0x7f2652e939a4 in ASN1_STRING_type_new crypto/asn1/asn1_lib.c:341
    #5 0x7f2652e74e51 in ASN1_mbstring_ncopy crypto/asn1/a_mbstr.c:150
    #6 0x7f2652e75ec5 in ASN1_mbstring_copy crypto/asn1/a_mbstr.c:38
    openssl#7 0x7f2652e8e227 in asn1_str2type crypto/asn1/asn1_gen.c:681
    openssl#8 0x7f2652e8e227 in generate_v3 crypto/asn1/asn1_gen.c:137
    openssl#9 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#10 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#11 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#12 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#13 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#14 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#15 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#16 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#17 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#18 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#19 0x564ed1985165 in main apps/openssl.c:183
    openssl#20 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308

Reviewed-by: Tom Cosgrove <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#23165)

(cherry picked from commit dfa1e49)
DDvO pushed a commit that referenced this pull request Oct 12, 2024
if the private key is output to stdout using the HARNESS_OSSL_PREFIX,
out is a stack of BIOs and must therefore free'd using BIO_free_all.

Steps to reproduce:

$ HARNESS_OSSL_PREFIX=x OPENSSL_CONF=apps/openssl.cnf util/shlib_wrap.sh apps/openssl req -new -keyout - -passout pass: </dev/null
[...]
Direct leak of 128 byte(s) in 1 object(s) allocated from:
    #0 0x7f6f692b89cf in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cpp:69
    #1 0x7f6f686eda00 in CRYPTO_malloc crypto/mem.c:202
    #2 0x7f6f686edba0 in CRYPTO_zalloc crypto/mem.c:222
    #3 0x7f6f68471bdf in BIO_new_ex crypto/bio/bio_lib.c:83
    #4 0x7f6f68491a8f in BIO_new_fp crypto/bio/bss_file.c:95
    #5 0x555c5f58b378 in dup_bio_out apps/lib/apps.c:3014
    #6 0x555c5f58f9ac in bio_open_default_ apps/lib/apps.c:3175
    openssl#7 0x555c5f58f9ac in bio_open_default apps/lib/apps.c:3203
    openssl#8 0x555c5f528537 in req_main apps/req.c:683
    openssl#9 0x555c5f50e315 in do_cmd apps/openssl.c:426
    openssl#10 0x555c5f4c5575 in main apps/openssl.c:307
    openssl#11 0x7f6f680461c9 in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58

SUMMARY: AddressSanitizer: 128 byte(s) leaked in 1 allocation(s).

Reviewed-by: Tom Cosgrove <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#23365)

(cherry picked from commit ff78d94)
DDvO pushed a commit that referenced this pull request Oct 12, 2024
Sometimes the error handling returns an ASN1_STRING
object in *out although that was not passed in by the
caller, and sometimes the error handling deletes the
ASN1_STRING but forgets to clear the *out parameter.
Therefore the caller has no chance to know, if the leaked
object in *out shall be deleted or not.
This may cause a use-after-free error e.g. in asn1_str2type:

==63312==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000073280 at pc 0x7f2652e93b08 bp 0x7ffe0e1951c0 sp 0x7ffe0e1951b0
READ of size 8 at 0x603000073280 thread T0
    #0 0x7f2652e93b07 in asn1_string_embed_free crypto/asn1/asn1_lib.c:354
    #1 0x7f2652eb521a in asn1_primitive_free crypto/asn1/tasn_fre.c:204
    #2 0x7f2652eb50a9 in asn1_primitive_free crypto/asn1/tasn_fre.c:199
    #3 0x7f2652eb5b67 in ASN1_item_free crypto/asn1/tasn_fre.c:20
    #4 0x7f2652e8e13b in asn1_str2type crypto/asn1/asn1_gen.c:740
    #5 0x7f2652e8e13b in generate_v3 crypto/asn1/asn1_gen.c:137
    #6 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#7 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#8 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#9 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#10 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#11 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#12 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#13 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#14 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#15 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#16 0x564ed1985165 in main apps/openssl.c:183
    openssl#17 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308
    openssl#18 0x564ed1985acd in _start (/home/ed/OPCToolboxV5/Source/Core/OpenSSL/openssl/apps/openssl+0x139acd)

0x603000073280 is located 16 bytes inside of 24-byte region [0x603000073270,0x603000073288)
freed by thread T0 here:
    #0 0x7f265413440f in __interceptor_free ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:122
    #1 0x7f265315a429 in CRYPTO_free crypto/mem.c:311
    #2 0x7f265315a429 in CRYPTO_free crypto/mem.c:300
    #3 0x7f2652e757b9 in ASN1_mbstring_ncopy crypto/asn1/a_mbstr.c:191
    #4 0x7f2652e75ec5 in ASN1_mbstring_copy crypto/asn1/a_mbstr.c:38
    #5 0x7f2652e8e227 in asn1_str2type crypto/asn1/asn1_gen.c:681
    #6 0x7f2652e8e227 in generate_v3 crypto/asn1/asn1_gen.c:137
    openssl#7 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#8 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#9 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#10 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#11 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#12 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#13 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#14 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#15 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#16 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#17 0x564ed1985165 in main apps/openssl.c:183
    openssl#18 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308

previously allocated by thread T0 here:
    #0 0x7f2654134808 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:144
    #1 0x7f265315a4fd in CRYPTO_malloc crypto/mem.c:221
    #2 0x7f265315a4fd in CRYPTO_malloc crypto/mem.c:198
    #3 0x7f265315a945 in CRYPTO_zalloc crypto/mem.c:236
    #4 0x7f2652e939a4 in ASN1_STRING_type_new crypto/asn1/asn1_lib.c:341
    #5 0x7f2652e74e51 in ASN1_mbstring_ncopy crypto/asn1/a_mbstr.c:150
    #6 0x7f2652e75ec5 in ASN1_mbstring_copy crypto/asn1/a_mbstr.c:38
    openssl#7 0x7f2652e8e227 in asn1_str2type crypto/asn1/asn1_gen.c:681
    openssl#8 0x7f2652e8e227 in generate_v3 crypto/asn1/asn1_gen.c:137
    openssl#9 0x7f2652e9166c in ASN1_generate_v3 crypto/asn1/asn1_gen.c:92
    openssl#10 0x7f2653307b9b in do_othername crypto/x509v3/v3_alt.c:577
    openssl#11 0x7f2653307b9b in a2i_GENERAL_NAME crypto/x509v3/v3_alt.c:492
    openssl#12 0x7f26533087c2 in v2i_subject_alt crypto/x509v3/v3_alt.c:327
    openssl#13 0x7f26533107fc in do_ext_nconf crypto/x509v3/v3_conf.c:100
    openssl#14 0x7f2653310f33 in X509V3_EXT_nconf crypto/x509v3/v3_conf.c:45
    openssl#15 0x7f2653311426 in X509V3_EXT_add_nconf_sk crypto/x509v3/v3_conf.c:312
    openssl#16 0x7f265331170c in X509V3_EXT_REQ_add_nconf crypto/x509v3/v3_conf.c:360
    openssl#17 0x564ed19d5f25 in req_main apps/req.c:806
    openssl#18 0x564ed19b8de0 in do_cmd apps/openssl.c:564
    openssl#19 0x564ed1985165 in main apps/openssl.c:183
    openssl#20 0x7f2651c4a082 in __libc_start_main ../csu/libc-start.c:308

Reviewed-by: Tom Cosgrove <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#23165)
DDvO pushed a commit that referenced this pull request Oct 12, 2024
The following issue was found in automatic tests with thread sanitizer
builds in ClickHouse (which uses OpenSSL 3.2.1) [0].

The first stack [1] does proper locking (function 'x509_store_add',
x509_lu.c) but in the second stack [2], function 'get_cert_by_subject_ex'
(by_dir.b) forgets to lock when calling 'sk_X509_OBJECT_is_sorted'.

[0] ClickHouse/ClickHouse#63049

[1] WARNING: ThreadSanitizer: data race (pid=1870)
  Write of size 4 at 0x7b08003d6810 by thread T552 (mutexes: write M0, write M1, write M2, write M3):
    #0 OPENSSL_sk_insert build_docker/./contrib/openssl/crypto/stack/stack.c:280:16 (clickhouse+0x203ad7e4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 OPENSSL_sk_push build_docker/./contrib/openssl/crypto/stack/stack.c:401:12 (clickhouse+0x203ad7e4)
    #2 x509_store_add build_docker/./contrib/openssl/crypto/x509/x509_lu.c:419:17 (clickhouse+0x203d4a52) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 X509_STORE_add_cert build_docker/./contrib/openssl/crypto/x509/x509_lu.c:432:10 (clickhouse+0x203d48a2) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #4 X509_load_cert_file_ex build_docker/./contrib/openssl/crypto/x509/by_file.c:127:18 (clickhouse+0x203b74e6) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:333:22 (clickhouse+0x203b684c) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#7 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    openssl#8 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#11 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#16 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#20 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#21 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#22 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#23 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

[2] Previous read of size 4 at 0x7b08003d6810 by thread T553 (mutexes: write M4, write M5, write M6):
    #0 OPENSSL_sk_is_sorted build_docker/./contrib/openssl/crypto/stack/stack.c:490:33 (clickhouse+0x203adcff) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #1 get_cert_by_subject_ex build_docker/./contrib/openssl/crypto/x509/by_dir.c:423:10 (clickhouse+0x203b6d8f) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #2 X509_LOOKUP_by_subject_ex build_docker/./contrib/openssl/crypto/x509/x509_lu.c:105:16 (clickhouse+0x203d46ec) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #3 ossl_x509_store_ctx_get_by_subject build_docker/./contrib/openssl/crypto/x509/x509_lu.c:360:17 (clickhouse+0x203d46ec)
    #4 X509_STORE_CTX_get1_issuer build_docker/./contrib/openssl/crypto/x509/x509_lu.c:782:10 (clickhouse+0x203d56cb) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #5 get1_trusted_issuer build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3194:10 (clickhouse+0x203db4a9) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    #6 build_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:3324:40 (clickhouse+0x203db4a9)
    openssl#7 verify_chain build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:240:15 (clickhouse+0x203dbe27) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#8 x509_verify_x509 build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:358 (clickhouse+0x203d7fd8) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#9 X509_verify_cert build_docker/./contrib/openssl/crypto/x509/x509_vfy.c:293:56 (clickhouse+0x203d8215) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#10 ssl_verify_internal build_docker/./contrib/openssl/ssl/ssl_cert.c:496:13 (clickhouse+0x2019a2a4) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#11 ssl_verify_cert_chain build_docker/./contrib/openssl/ssl/ssl_cert.c:543:12 (clickhouse+0x2019a402) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#12 tls_post_process_server_certificate build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:2072:9 (clickhouse+0x20227658) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#13 ossl_statem_client_post_process_message build_docker/./contrib/openssl/ssl/statem/statem_clnt.c:1159:16 (clickhouse+0x202272ee) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#14 read_state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:712:35 (clickhouse+0x2021e96d) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#15 state_machine build_docker/./contrib/openssl/ssl/statem/statem.c:478:21 (clickhouse+0x2021e96d)
    openssl#16 ossl_statem_connect build_docker/./contrib/openssl/ssl/statem/statem.c:297:12 (clickhouse+0x2021ddce) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#17 SSL_do_handshake build_docker/./contrib/openssl/ssl/ssl_lib.c:4746:19 (clickhouse+0x201a5781) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#18 SSL_connect build_docker/./contrib/openssl/ssl/ssl_lib.c:2208:12 (clickhouse+0x201a5893) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)
    openssl#19 Poco::Net::SecureSocketImpl::connectSSL(bool) build_docker/./base/poco/NetSSL_OpenSSL/src/SecureSocketImpl.cpp:206:11 (clickhouse+0x1d179567) (BuildId: 3ceefd39df36d762f06bf9aab19cfc3467e4558b)

CLA: trivial

Reviewed-by: Todd Short <[email protected]>
Reviewed-by: Tomas Mraz <[email protected]>
(Merged from openssl#24295)

(cherry picked from commit af75373)
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