CVE-2026-80820
xfs: don't livelock in scrub on a circular unlinked list
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 4, 2026 |
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Affected Versions
Linux / Linux
a12890aebb895951720ff884eab1c99a30645b29 < 599453f83458b57995290a1d31200c263e2c2691 a12890aebb895951720ff884eab1c99a30645b29 < 159d162fe80bd56573cafde5801bd5a90a3dd1ac a12890aebb895951720ff884eab1c99a30645b29 < 56407a61a8bb85b884de802d39635abdb0ea7408 a12890aebb895951720ff884eab1c99a30645b29 < 527eaaefddb6ec5c83a06c9a1559960dd6361753
Linux / Linux
4.15
References
git.kernel.org: https://git.kernel.org/stable/c/599453f83458b57995290a1d31200c263e2c2691 git.kernel.org: https://git.kernel.org/stable/c/159d162fe80bd56573cafde5801bd5a90a3dd1ac git.kernel.org: https://git.kernel.org/stable/c/56407a61a8bb85b884de802d39635abdb0ea7408 git.kernel.org: https://git.kernel.org/stable/c/527eaaefddb6ec5c83a06c9a1559960dd6361753