Riskcovery

CVE-2026-80820

xfs: don't livelock in scrub on a circular unlinked list

State
Published
Severity
Not scored
Published
Sep 4, 2026
Updated
Sep 4, 2026
Reserved
Aug 26, 2026

Read the record on cve.org

Description

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • a12890aebb895951720ff884eab1c99a30645b29 to before 599453f83458b57995290a1d31200c263e2c2691Affected
  • a12890aebb895951720ff884eab1c99a30645b29 to before 159d162fe80bd56573cafde5801bd5a90a3dd1acAffected
  • a12890aebb895951720ff884eab1c99a30645b29 to before 56407a61a8bb85b884de802d39635abdb0ea7408Affected
  • a12890aebb895951720ff884eab1c99a30645b29 to before 527eaaefddb6ec5c83a06c9a1559960dd6361753Affected
LinuxLinux
  • 4.15Affected
  • before 4.15Not affected
  • 6.12.106 through 6.12.*Not affected
  • 6.18.47 through 6.18.*Not affected
  • 7.1.11 through 7.1.*Not affected
  • 7.2 and laterNot affected

References

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