There is a memory address out of bounds vulnerability in smartphones. Successful exploitation of this vulnerability may cause malicious code to be executed.

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-22434
• https://consumer.huawei.com/en/support/bulletin/2021/6/
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202107-0000001170634565