Memory leak in Linux kernel - CVE-2026-72184
Published: August 16, 2026
Vulnerability identifier: #VU143413
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-72184
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 denial of service.
The vulnerability exists due to a memory leak in ntfs_non_resident_attr_insert_range() when handling an error after mapping the whole runlist. A local user can trigger the error path to cause a denial of service.
The issue occurs because allocated hole runlist memory is not freed if ntfs_attr_map_whole_runlist() fails.
Affected software
Linux kernel
How to mitigate CVE-2026-72184
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3