Memory leak in Linux kernel - CVE-2026-97544
Published: September 28, 2026
Vulnerability identifier: #VU152667
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-97544
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a memory leak.
The vulnerability exists due to improper release of memory in xqcheck_mod_live_ino_dqtrx when a rhashtable insertion fails during XFS quota checking. A local user can trigger a failed rhashtable insertion while XFS quota checking processes a newly allocated dqa object to cause a memory leak.
Affected software
Linux kernel
How to mitigate CVE-2026-97544
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3