Memory leak in Linux kernel - CVE-2026-43104
Published: May 7, 2026
Vulnerability identifier: #VU130664
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-2026-43104
CWE-ID: CWE-401
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 memory leak in vc4_save_hang_state() when handling an early return condition. A local user can trigger the error path to cause a denial of service.
How to mitigate CVE-2026-43104
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/3eb7dd55021d0f4308fbea0bea21d2118984d8e7
- https://git.kernel.org/stable/c/9525d169e5fd481538cf8c663cc5839e54f2e481
- https://git.kernel.org/stable/c/d8fdd6adc07b78ad3e9ee0004876d90cb59ca941
- https://git.kernel.org/stable/c/dd5c49787a32da96a2b154427eb17cbf12a83c28
- https://git.kernel.org/stable/c/e352e9adc9f6df54d63150ff832f71c04e30744b