CVE-2026-68243
Published: August 12, 2026Last modified: August 14, 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)
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Vulnerable (6.1.177-r0) |
| 25 LTS | linux-lts | Fixed (6.12.103-r0) | |
| Stream | linux-lts | Fixed (6.18.43-r0) |
References
- https://git.kernel.org/stable/c/2b56757a9a7456825eb668fde92299e01c5e2721
- https://git.kernel.org/stable/c/726f27bca93e6c83b263542669132ee1d0eb693e
- https://git.kernel.org/stable/c/97a4872ef927dee301d76085cb19f6e36d4a53a4
- https://git.kernel.org/stable/c/97f236379f06a5082d37c6a764edd56bb58a94cd
- https://git.kernel.org/stable/c/9923c223d38fcd9602f41cc31d480e5299d9a38e
- https://git.kernel.org/stable/c/b226dee4ee1fff2909f79e8ad700b7082f8d3569
- https://git.kernel.org/stable/c/edd2edaca52ada833c341c8b264aaea9dd93369c