CVE-2022-50496

Sažetak

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().

Reference

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
https://git.kernel.org/stable/c/6ac4f36910764cb510bafc4c3768544f86ca48ca
https://git.kernel.org/stable/c/993406104d2b28fe470126a062ad37a1e21e792e
https://git.kernel.org/stable/c/d2a0b298ebf83ab6236f66788a3541e91ce75a70

CVSS

Base:	7.8
Impact:	5.9
Exploitability:	1.8

Pristup

Vektor	Složenost	Autentikacija
LOCAL	LOW	LOW

Impact

Povjerljivost	Cjelovitost	Dostupnost
HIGH	HIGH	HIGH

CVSS vektor

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Zadnje važnije ažuriranje

22-01-2026 - 19:06

Objavljeno

04-10-2025 - 16:15