CVE-2022-50843

dm clone: Fix UAF in clone_dtr()

published December 30, 2025

CVSS
—
EPSS
0%
Percentile
14.8
In the wild
Unconfirmed
What it is

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().

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00244 · 14.8th percentile
Published
2025-12-30T12:11Z
EPSS history
Timeline
  • 30 DEC 12:11Z
    dm clone: Fix UAF in clone_dtr()
    cvelistv5