CVE-2022-50843 — Signal Handler Race Condition in Linux
Severity
4.7MEDIUM
No vectorEPSS
0.0%
top 89.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 30
Description
In the Linux kernel, the following vulnerability has been resolved:
dm clone: Fix UAF in clone_dtr()
Dm_clone also has the same UAF problem when dm_resume()
and dm_destroy() are concurrent.
Therefore, cancelling timer again in clone_dtr().
Affected Packages4 packages
▶CVEListV5linux/linux7431b7835f554f8608b415a02cf3c3f086309e02 — 520b56cfd9faee7683f081c3a38f11a81b13a68e+6
🔴Vulnerability Details
3GHSA▶
GHSA-f4xq-gq7q-8jfg: In the Linux kernel, the following vulnerability has been resolved:
dm clone: Fix UAF in clone_dtr()
Dm_clone also has the same UAF problem when dm_↗2025-12-30
OSV▶
CVE-2022-50843: In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_re↗2025-12-30