CVE-2026-68243

drm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU

State: Published
Severity: Not scored
Published: Aug 10, 2026
Updated: Aug 19, 2026
Reserved: Jul 30, 2026

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)

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 97a4872ef927dee301d76085cb19f6e36d4a53a4Affected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before b226dee4ee1fff2909f79e8ad700b7082f8d3569Affected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before edd2edaca52ada833c341c8b264aaea9dd93369cAffected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 9923c223d38fcd9602f41cc31d480e5299d9a38eAffected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 726f27bca93e6c83b263542669132ee1d0eb693eAffected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 97f236379f06a5082d37c6a764edd56bb58a94cdAffected d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 2b56757a9a7456825eb668fde92299e01c5e2721Affected
LinuxLinux	5.15Affected before 5.15Not affected 5.15.216 through 5.15.Not affected 6.1.183 through 6.1.Not affected 6.6.148 through 6.6.Not affected 6.12.101 through 6.12.Not affected 6.18.42 through 6.18.Not affected 7.1.6 through 7.1.Not affected 7.2 and laterNot affected

Product

Versions

LinuxLinux

d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 97a4872ef927dee301d76085cb19f6e36d4a53a4Affected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before b226dee4ee1fff2909f79e8ad700b7082f8d3569Affected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before edd2edaca52ada833c341c8b264aaea9dd93369cAffected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 9923c223d38fcd9602f41cc31d480e5299d9a38eAffected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 726f27bca93e6c83b263542669132ee1d0eb693eAffected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 97f236379f06a5082d37c6a764edd56bb58a94cdAffected
d4433c7600f794623d6802395542cf4ca4f1b1f9 to before 2b56757a9a7456825eb668fde92299e01c5e2721Affected

LinuxLinux

5.15Affected
before 5.15Not affected
5.15.216 through 5.15.*Not affected
6.1.183 through 6.1.*Not affected
6.6.148 through 6.6.*Not affected
6.12.101 through 6.12.*Not affected
6.18.42 through 6.18.*Not affected
7.1.6 through 7.1.*Not affected
7.2 and laterNot affected

References

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