Memory leak in Linux kernel - CVE-2026-43105
Published: May 7, 2026
Vulnerability identifier: #VU130648
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-2026-43105
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 hang state handling when freeing hang state data. A local user can trigger creation of hang states to cause a denial of service.
How to mitigate CVE-2026-43105
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/0d3c014a84396a147705f523a8fd6fc873e76502
- https://git.kernel.org/stable/c/421cea4f71f7cf65abaae878562ee4aa2b684628
- https://git.kernel.org/stable/c/a812008fe3a0aebb778d277b35717f64e23d0302
- https://git.kernel.org/stable/c/b8138567c4a80fd76a647849ebd4284996cf4b17
- https://git.kernel.org/stable/c/f4dfd6847b3e5d24e336bca6057485116d17aea4