CVE-2022-22071: Qualcomm Multiple Chipsets Use-After-Free Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

Multiple Qualcomm chipsets contain a use-after-free vulnerability when process shell memory is freed using IOCTL munmap call and process initialization is in progress.

Required action (CISA)

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Notes

This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://git.codelinaro.org/clo/la/kernel/msm-5.4/-/commit/586840fde350d7b8563df9889c8ce397e2c20dda; https://nvd.nist.gov/vuln/detail/CVE-2022-22071

Weakness behind it

CISA records this vulnerability as an instance of CWE-416. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-22071
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog