CVE-2025-38282 — Improper Update of Reference Count in Linux
Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.0%
top 92.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 10
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
kernfs: Relax constraint in draining guard
The active reference lifecycle provides the break/unbreak mechanism but
the active reference is not truly active after unbreak -- callers don't
use it afterwards but it's important for proper pairing of kn->active
counting. Assuming this mechanism is in place, the WARN check in
kernfs_should_drain_open_files() is too sensitive -- it may transiently
catch those (rightful) callers betwe…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linuxbdb2fd7fc56e197a63c0b0e7e07d25d5e20e7c72 — 2d6a67c2b3b87808a347dc1047b520a9dd177a4f+5
Also affects: Debian Linux 11.0