Improper resource shutdown or release in Linux kernel - CVE-2026-46019
Published: May 28, 2026
Vulnerability identifier: #VU132469
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2026-46019
CWE-ID: CWE-404
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 resource shutdown or release in atmel_aes_buff_cleanup when cleaning up AES buffer allocations. A local user can trigger allocation and cleanup operations to cause a denial of service.
How to mitigate CVE-2026-46019
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/230ad8a78fe67266b1ba4685da1abdd61471c5b8
- https://git.kernel.org/stable/c/3fcfff4ed35f963380a68741bcd52742baff7f76
- https://git.kernel.org/stable/c/61516b4a5b2647dc3f8f67b5dffaf038be997511
- https://git.kernel.org/stable/c/65b3589d39d05699c3850202f8333e5361033ea3
- https://git.kernel.org/stable/c/b63f1e2f0e319ad3fe4a58eb3db4fd50cc98baca