CVE-2026-72373

afs: Fix missing NULL pointer check in afs_break_some_callbacks()

State: Published
Severity: 7.5 High
Published: Aug 15, 2026
Updated: Oct 16, 2026
Reserved: Aug 9, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

afs: Fix missing NULL pointer check in afs_break_some_callbacks()

Fix afs_break_some_callbacks() to check to see if afs_lookup_volume_rcu() returned NULL (e.g. the specified volume is unknown).

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	8230fd8217b7ea76f838ae88e4a5a8e54f37099f to before a99a617701186dc68c7b330d35fc2253f48e2ab2Affected 8230fd8217b7ea76f838ae88e4a5a8e54f37099f to before 5492799ec5d27be3bd454dcaf046bc7054f637aeAffected 8230fd8217b7ea76f838ae88e4a5a8e54f37099f to before e3e59ff22a0de01ed0cf3a3e25558811abc3b70aAffected 8230fd8217b7ea76f838ae88e4a5a8e54f37099f to before 794a01110390c1b76f59ece773fb0fbfd89c6f5cAffected
LinuxLinux	5.8Affected before 5.8Not affected 6.12.97 through 6.12.Not affected 6.18.40 through 6.18.Not affected 7.1.5 through 7.1.*Not affected 7.2 and laterNot affected

References

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