CVE-2026-68243

medium

Description

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU Setting context engine slot N into I915_ENGINE_CLASS_INVALID / I915_ENGINE_CLASS_INVALID_NONE and attempting to apply I915_CONTEXT_PARAM_SSEU to the same slot N will deref NULL. Fix that. Discovered using AI-assisted static analysis confirmed by Intel Product Security. (cherry picked from commit 36eda5b5c2d40da41cc0a5403c26986237cf9e87)

References

https://git.kernel.org/stable/c/edd2edaca52ada833c341c8b264aaea9dd93369c

https://git.kernel.org/stable/c/9923c223d38fcd9602f41cc31d480e5299d9a38e

https://git.kernel.org/stable/c/97f236379f06a5082d37c6a764edd56bb58a94cd

https://git.kernel.org/stable/c/726f27bca93e6c83b263542669132ee1d0eb693e

https://git.kernel.org/stable/c/2b56757a9a7456825eb668fde92299e01c5e2721

Details

Source: Mitre, NVD

Published: 2026-08-10

Updated: 2026-08-10

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium