Improper resource shutdown or release in Linux kernel - CVE-2026-53279
Published: June 29, 2026
Vulnerability identifier: #VU135760
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-53279
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 the oaktrail LVDS initialization code when handling an initialization failure after obtaining an I2C adapter reference. A local user can trigger device initialization failure to cause a denial of service.
The issue can cause the kernel to hang indefinitely while waiting for an I2C adapter reference to be released.
How to mitigate CVE-2026-53279
Install security update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/4e04b564c005c9900643c56656d751ad677889be
- https://git.kernel.org/stable/c/5fe9f505d8578852c30668567bc3ce52e776e8c7
- https://git.kernel.org/stable/c/657a091ab6d01d0091b77660c75cfed573c9a53e
- https://git.kernel.org/stable/c/7877f7e231a8bd5c817af1491276550a5e195cd7
- https://git.kernel.org/stable/c/ab9256936b58eb178caddcf5b5b1638f079909d2
- https://git.kernel.org/stable/c/f6fc44af3bbd5ab0fb6bdec6f47decca11b38425