CVE-2026-80885
kernel: afs: Fix uncancelled rxrpc OOB message handler
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 4, 2026
Updated · October 8, 2026
Description
A flaw was found in the Linux kernel's Andrew File System (AFS) component. The rxrpc Out-of-Band (OOB) message handler did not properly cancel its processing. This could lead to the handler continuing to process messages even when the network namespace is no longer active, or mishandling security challenges, potentially causing system instability or unexpected behavior.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.6CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime