{"id":"CVE-2026-68243","title":"drm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU\n\nSetting context engine slot N into I915_ENGINE_CLASS_INVALID /\nI915_ENGINE_CLASS_INVALID_NONE and attempting to…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 97a4872ef927dee301d76085cb19f6e36d4a53a4","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < b226dee4ee1fff2909f79e8ad700b7082f8d3569","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < edd2edaca52ada833c341c8b264aaea9dd93369c","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 9923c223d38fcd9602f41cc31d480e5299d9a38e","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 726f27bca93e6c83b263542669132ee1d0eb693e","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 97f236379f06a5082d37c6a764edd56bb58a94cd","Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 2b56757a9a7456825eb668fde92299e01c5e2721","Linux 5.15"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:45:32.122540Z"},"published":"2026-08-10","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:55:10.480Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68243","references":[{"url":"https://git.kernel.org/stable/c/97a4872ef927dee301d76085cb19f6e36d4a53a4"},{"url":"https://git.kernel.org/stable/c/b226dee4ee1fff2909f79e8ad700b7082f8d3569"},{"url":"https://git.kernel.org/stable/c/edd2edaca52ada833c341c8b264aaea9dd93369c"},{"url":"https://git.kernel.org/stable/c/9923c223d38fcd9602f41cc31d480e5299d9a38e"},{"url":"https://git.kernel.org/stable/c/726f27bca93e6c83b263542669132ee1d0eb693e"},{"url":"https://git.kernel.org/stable/c/97f236379f06a5082d37c6a764edd56bb58a94cd"},{"url":"https://git.kernel.org/stable/c/2b56757a9a7456825eb668fde92299e01c5e2721"}],"tags":["cve.org"],"epss":0.00173,"epssPercentile":0.06698,"ingestedAt":"2026-11-06T18:00:12.618Z","slug":"CVE-2026-68243","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/gem: Fix NULL deref in I915_CONTEXT_PARAM_SSEU\n\nSetting context engine slot N into I915_ENGINE_CLASS_INVALID /\nI915_ENGINE_CLASS_INVALID_NONE and attempting to apply\nI915_CONTEXT_PARAM_SSEU to the same slot N will deref NULL.\nFix that.\n\nDiscovered using AI-assisted static analysis confirmed by\nIntel Product Security.\n\n(cherry picked from commit 36eda5b5c2d40da41cc0a5403c26986237cf9e87)\n\n## Affected\n\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 97a4872ef927dee301d76085cb19f6e36d4a53a4`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < b226dee4ee1fff2909f79e8ad700b7082f8d3569`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < edd2edaca52ada833c341c8b264aaea9dd93369c`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 9923c223d38fcd9602f41cc31d480e5299d9a38e`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 726f27bca93e6c83b263542669132ee1d0eb693e`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 97f236379f06a5082d37c6a764edd56bb58a94cd`\n- `Linux >= d4433c7600f794623d6802395542cf4ca4f1b1f9 < 2b56757a9a7456825eb668fde92299e01c5e2721`\n- `Linux 5.15`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}