CVE-2022-50496

Description

In the Linux kernel, the following vulnerability has been resolved: dm cache: Fix UAF in destroy() Dm_cache also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in destroy().

Affected Platforms

Weakness Type

CWE-416

References

• https://git.kernel.org/stable/c/034cbc8d3b47a56acd89453c29632a9c117de09d
• https://git.kernel.org/stable/c/2b17026685a270b2beaf1cdd9857fcedd3505c7e
• https://git.kernel.org/stable/c/2f097dfac7579fd84ff98eb1d3acd41d53a485f3
• https://git.kernel.org/stable/c/4d20032dd90664de09f2902a7ea49ae2f7771746
• https://git.kernel.org/stable/c/6a3e412c2ab131c54945327a7676b006f000a209
• https://git.kernel.org/stable/c/6a459d8edbdbe7b24db42a5a9f21e6aa9e00c2aa