Improper locking in Linux kernel - CVE-2026-46051
Published: May 28, 2026
Vulnerability identifier: #VU132442
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-2026-46051
CWE-ID: CWE-667
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 improper state management in retry_aligned_read() when processing overlapped stripes. A local user can trigger overlapped stripe handling to cause a denial of service.
How to mitigate CVE-2026-46051
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/09880592f5a9dc73377d6eb5ac123537b5f8df49
- https://git.kernel.org/stable/c/1985cb3247e87ff6b8ca4bc5f9626f4f51024507
- https://git.kernel.org/stable/c/7f9f7c697474268d9ef9479df3ddfe7cdcfbbffc
- https://git.kernel.org/stable/c/80fc6ca2cbde018d52e13f305edcd643911bd94b
- https://git.kernel.org/stable/c/883cc33b7af1c448663287f069ef9dfea001e90f