CVE-2026-80885
afs: Fix uncancelled rxrpc OOB message handler
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.
INFO
Published Date :
Sept. 4, 2026, 5:17 p.m.
Last Modified :
Sept. 4, 2026, 5:17 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-80885
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply the AFS kernel patch.
- Cancel unacknowledged rxrpc OOB messages.
- Move OOB message processing to afs_wq.
- Check net namespace status in OOB handler.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-80885.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-80885 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-80885
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-80885 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-80885 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 04, 2026
Action Type Old Value New Value Added 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. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80885.json">CVE-2026-80885</a> Added Reference https://git.kernel.org/stable/c/231414253b648b3518b56f09710b831945d6a2fc Added Reference https://git.kernel.org/stable/c/a4057e58b07005d0fe0491bdbf1868c1491909ee Added Reference https://git.kernel.org/stable/c/d14e96ddd616c8a9fff3b5bab3bf4af0cfc30ec4