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[libxml] Fix null deref in xmlSchemaFixupComplexType #5010

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[libxml] Fix null deref in xmlSchemaFixupComplexType #5010

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Issue: 399225618

nwellnhof and others added 2 commits January 28, 2025 14:00
@nwellnhof @dahlstrom-g
[CVE-2023-28484] Fix null deref in xmlSchemaFixupComplexType
7367f46 
Fix a null pointer dereference when parsing (invalid) XML schemas.

Thanks to Robby Simpson for the report!

Fixes youtube#491.

(cherry picked from commit e4f85f1bd2eb34d9b49da9154a4cc3a1bc284f68)
@dahlstrom-g
Designate CVE-2023-28484 as mitigated
1e3a68a 
Issue: 399225618
Reviewed-on: youtube#5010
@dahlstrom-g dahlstrom-g requested a review from kaidokert March 4, 2025 15:00
@kaidokert kaidokert changed the title Fix null deref in xmlSchemaFixupComplexType [libxml] Fix null deref in xmlSchemaFixupComplexType Mar 5, 2025
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@kaidokert kaidokert kaidokert approved these changes

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@dahlstrom-g @kaidokert @nwellnhof