CVE-2022-50889
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
30/12/2025
Last modified:
31/12/2025
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
dm integrity: Fix UAF in dm_integrity_dtr()<br />
<br />
Dm_integrity also has the same UAF problem when dm_resume()<br />
and dm_destroy() are concurrent.<br />
<br />
Therefore, cancelling timer again in dm_integrity_dtr().
Impact
References to Advisories, Solutions, and Tools
- 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