Missing Release of Resource after Effective Lifetime in Linux kernel - CVE-2026-46005
Published: May 28, 2026
Vulnerability identifier: #VU132482
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-46005
CWE-ID: CWE-772
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a resource leak in xfs_alloc_buftarg() when handling an error path. A local user can trigger the vulnerable error condition to cause a denial of service.
How to mitigate CVE-2026-46005
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/28a6c132b8c6e5eeefa889c4fb43d65b12989d48
- https://git.kernel.org/stable/c/29a7b2614357393b176ef06ba5bc3ff5afc8df69
- https://git.kernel.org/stable/c/5804cb507233ed767a83ac70527b2f6c4566ec75
- https://git.kernel.org/stable/c/5c293a1e1ef0f838772d20ae8afae4cbd87cd3f9
- https://git.kernel.org/stable/c/82fb9da6477d08bdab954dc7bc081a41f2f9cae6