PT-2026-85661 · Linux · Linux

CVE-2026-80820

Published

2026-09-04

Updated

2026-09-04

None

No severity ratings or metrics are available. When they are, we'll update the corresponding info on the page.

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.

Found an issue in the description? Have something to add? Feel free to write us 👾

CVE-2026-80820

Linux