CVE-2022-50496

EUVD-2025-32343
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().
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
3.9 ≤
𝑥
< 4.9.337
linuxlinux_kernel
4.10 ≤
𝑥
< 4.14.303
linuxlinux_kernel
4.15 ≤
𝑥
< 4.19.270
linuxlinux_kernel
4.20 ≤
𝑥
< 5.4.229
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.163
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.87
linuxlinux_kernel
5.16 ≤
𝑥
< 6.0.18
linuxlinux_kernel
6.1 ≤
𝑥
< 6.1.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.148-1
fixed
bookworm (security)
6.1.153-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.237-1
fixed
forky
6.16.9-1
fixed
sid
6.16.9-1
fixed
trixie
6.12.43-1
fixed
trixie (security)
6.12.48-1
fixed