CVE-2026-68243 drm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Fix NULL deref in I915CONTEXTPARAMSSEU Setting context engine slot N into I915ENGINECLASSINVALID / I915ENGINECLASSINVALIDNONE and attempting to apply I915CONTEXTPARAMSSEU to the same slot N will deref NULL. Fix that...

EUVD-2026-55344

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Fix NULL deref in I915CONTEXTPARAMSSEU Setting context engine slot N into I915ENGINECLASSINVALID / I915ENGINECLASSINVALIDNONE and attempting to apply I915CONTEXTPARAMSSEU to the same slot N will deref NULL. Fix that...

CVE-2026-68243

CVE-2026-68243 concerns the Linux kernel’s DRM/I915 GEM component. The issue is a NULL dereference in I915_CONTEXT_PARAM_SSEU when a context engine slot N is set to I915_ENGINE_CLASS_INVALID / I915_ENGINE_CLASS_INVALID_NONE and the SSEU parameter is applied to the same slot. The vulnerability is ...