Memory leak in Linux kernel - CVE-2026-43218
Published: May 7, 2026
Vulnerability identifier: #VU130516
CSH Severity: Low
CVSSv4.0: 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-2026-43218
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to a memory leak in tw9903_probe() when handling an error path after initializing V4L2 control handlers. A local user can trigger the vulnerable error condition to cause a denial of service.
Remediation
Install security update from vendor's repository.
External links
- https://git.kernel.org/stable/c/32f0493506313775d3bd448de34762b6538da6bd
- https://git.kernel.org/stable/c/92537a15780b6d0281fd8286f93fbc3652e35f48
- https://git.kernel.org/stable/c/9cb9eca33d20316ed3c7a938793b8735ac3e128b
- https://git.kernel.org/stable/c/9cea16fea47e5553f51d10957677ff735b1eff03
- https://git.kernel.org/stable/c/a114918270f0d95c607d69b03a244e6afe54813f
- https://git.kernel.org/stable/c/add02a3fb1fd71b004f0ed824cbac00f850de558
- https://git.kernel.org/stable/c/cc7aeed33e4f55c76f35f0fca73e4dfe12a63a3a
- https://git.kernel.org/stable/c/e54aa17c968c4de2c5f7b7ea390c63d33c07513b