CVE-2022-50889

dm integrity: Fix UAF in dm_integrity_dtr()

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/792e51aac376cfb5bd527c2a30826223b82dd177 https://git.kernel.org/stable/c/9215b25f2e105032114e9b92c9783a2a84ee8af9 https://git.kernel.org/stable/c/9f8e1e54a3a424c6c4fb8742e094789d3ec91e42 https://git.kernel.org/stable/c/a506b5c92757b034034ef683e667bffc456c600b https://git.kernel.org/stable/c/b6c93cd61afab061d80cc842333abca97b289774 https://git.kernel.org/stable/c/f50cb2cbabd6c4a60add93d72451728f86e4791c