High 7.5Published Aug 15, 2026

CVE-2026-72373afs: Fix missing NULL pointer check in afs_break_some_callbacks()

Updated under an hour ago (Oct 27, 2026, 11:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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).

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Received
Record last updated: Oct 16, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 8230fd8217b7ea76f838ae88e4a5a8e54f37099f before a99a617701186dc68c7b330d35fc2253f48e2ab2; from 8230fd8217b7ea76f838ae88e4a5a8e54f37099f before 5492799ec5d27be3bd454dcaf046bc7054f637ae; from 8230fd8217b7ea76f838ae88e4a5a8e54f37099f before e3e59ff22a0de01ed0cf3a3e25558811abc3b70a; 8230fd8217b7ea76f838ae88e4a5a8e54f37099f builds before 794a01110390c1b76f59ece773fb0fbfd89c6f5c	CNA record

References

References

https://git.kernel.org/stable/c/a99a617701186dc68c7b330d35fc2253f48e2ab2
https://git.kernel.org/stable/c/5492799ec5d27be3bd454dcaf046bc7054f637ae
https://git.kernel.org/stable/c/e3e59ff22a0de01ed0cf3a3e25558811abc3b70a
https://git.kernel.org/stable/c/794a01110390c1b76f59ece773fb0fbfd89c6f5c

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.