Missing Release of Resource after Effective Lifetime in Linux kernel - CVE-2026-43270
Published: May 7, 2026
Vulnerability identifier: #VU130429
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-2026-43270
CWE-ID: CWE-772
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 release of a resource in mtk_mdp_remove() when removing the media mtk-mdp device. A local user can trigger device probe and removal operations to cause a denial of service.
How to mitigate CVE-2026-43270
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/2d93758f42a57f3485534eab858b308e41653de4
- https://git.kernel.org/stable/c/403b7c757ac9f6b2ffb7d00ff4795a245f5e8911
- https://git.kernel.org/stable/c/4f2a51433a3a65d16975d1e32052d80656da077d
- https://git.kernel.org/stable/c/564fd3a63efc3ebbdb5d0a8fc7c0d3f753fbbd5d
- https://git.kernel.org/stable/c/a62ba5aa9ee95fd953583e95e519badf0b76ecf3
- https://git.kernel.org/stable/c/c44beed2e5caf2cbbe651432baa3a129f18b0169
- https://git.kernel.org/stable/c/dd530e29bd514d7187b3e2df8eb2107419c7988f
- https://git.kernel.org/stable/c/f128bab57b8018e526b7eda854ca20069863af47