CVE-2026-98444

xfs: drop dquot flush lock when we can't find a buffer to flush

CVE-2026-98444 is fixed in linux on 1 platform by DEBIAN-CVE-2026-98444 (version 7.2.9-1), released October 19, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0016
4th percentile

In the Linux kernel, the following vulnerability has been resolved: xfs: drop dquot flush lock when we can't find a buffer to flush LOLLM noticed that xfs_qm_flush_one fails to drop the dquot flush lock if it can't grab the buffer associated with the dquot. Since there's no buffer, nobody else is going to drop the dqflock, so we need to do it ourselves.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 14 7.2.9-1 DEBIAN-CVE-2026-98444 Oct 19, 2026

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