What is CVE-2026-80820?

CVE-2026-80820 is a unscored severity Linux kernel vulnerability. CVE-2026-80820 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2026-80820?

CVE-2026-80820 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2026-80820?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2026-80820 patch availability.

Is CVE-2026-80820 actively exploited?

CVE-2026-80820 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2026-80820

In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles.

Package Linux Kernel

Published 2026-09-04

Last modified 2026-09-04

Patch available

Awaiting data

References

4 total

Kernel Git
https://git.kernel.org/stable/c/159d162fe80bd56573cafde5801bd5a90a3dd1ac
Kernel Git
https://git.kernel.org/stable/c/527eaaefddb6ec5c83a06c9a1559960dd6361753
Kernel Git
https://git.kernel.org/stable/c/56407a61a8bb85b884de802d39635abdb0ea7408
Kernel Git
https://git.kernel.org/stable/c/599453f83458b57995290a1d31200c263e2c2691