CVE-2025-38606 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.0%
top 97.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 19
Latest updateDec 15
Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: ath12k: Avoid accessing uninitialized arvif->ar during beacon miss
During beacon miss handling, ath12k driver iterates over active virtual
interfaces (vifs) and attempts to access the radio object (ar) via
arvif->deflink->ar.
However, after commit aa80f12f3bed ("wifi: ath12k: defer vdev creation for
MLO"), arvif is linked to a radio only after vdev creation, typically when
a channel is assigned or a scan is requested.
F…
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 Packages3 packages
▶CVEListV5linux/linuxaa80f12f3bedc2d73e4cc43554aee44c277cc938 — 9b861dfc5c07defd0191fd3e7288a3179cd9a02e+3
Patches
🔴Vulnerability Details
8OSV▶
linux, linux-aws, linux-gcp, linux-hwe-6.14, linux-oracle, linux-realtime vulnerabilities↗2025-11-21