What’s Vulnerable › Vulnerabilities

CVE-2026-80885: afs: Fix uncancelled rxrpc OOB message handler

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-04 · updated 2026-09-04

Description

In the Linux kernel, the following vulnerability has been resolved: afs: Fix uncancelled rxrpc OOB message handler Fix AFS to cancel its OOB message processing (typically to respond to security challenges). Also move OOB message processing to afs_wq so that it's also waited for and make the OOB handler just return if the net namespace is no longer live.

Affected products

• Linux kernel: 6.16 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux kernel 7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/231414253b648b3518b56f09710b831945d6a2fc
• https://git.kernel.org/stable/c/a4057e58b07005d0fe0491bdbf1868c1491909ee
• https://git.kernel.org/stable/c/d14e96ddd616c8a9fff3b5bab3bf4af0cfc30ec4

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