PT-2026-34365 · Linux · Linux Kernel

Published 2026-04-22 · Updated 2026-05-07 · CVE-2026-31460

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description An issue exists in the drm/amd/display component where the system fails to verify if the ext caps pointer is valid during backlight setup. This occurs because LVDS connectors do not possess extended backlight capabilities, leading to potential invalid memory access when the pointer is accessed without validation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2026-31460

Affected Products

Linux Kernel

References · 11

• https://ubuntu.com/security/CVE-2026-31460 · Vendor Advisory
• https://git.kernel.org/stable/c/60b0524bfb7d691ab378cdc788209f11cd34da89 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31460 · Vendor Advisory
• https://git.kernel.org/stable/c/9da4f9964abcaeb6e19797d5e3b10faad338a786 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-31460 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31460 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-31460 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-31460 · Security Note
• https://git.kernel.org/linus/9da4f9964abcaeb6e19797d5e3b10faad338a786 · Note
• https://twitter.com/CVEnew/status/2046980028106232307 · Twitter Post
• https://t.me/cveNotify/162610 · Telegram Post