CVE-2026-68243
Full vulnerability record from the local CVENow database.
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)
Severity
Not scored
CVSS score
Not available
Vulnerability status
Received
Source identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Published
2026-08-10 13:20:12.720000
Last modified
2026-11-06 17:19:25.423000
View original CVE JSON
{
"id": "CVE-2026-68243",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2026-08-10T13:20:12.720",
"lastModified": "2026-11-06T17:19:25.423",
"vulnStatus": "Received",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "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 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)"
}
],
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "unaffected",
"programFiles": [
"drivers/gpu/drm/i915/gem/i915_gem_context.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "97a4872ef927dee301d76085cb19f6e36d4a53a4",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "b226dee4ee1fff2909f79e8ad700b7082f8d3569",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "edd2edaca52ada833c341c8b264aaea9dd93369c",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "9923c223d38fcd9602f41cc31d480e5299d9a38e",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "726f27bca93e6c83b263542669132ee1d0eb693e",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "97f236379f06a5082d37c6a764edd56bb58a94cd",
"versionType": "git",
"status": "affected"
},
{
"version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
"lessThan": "2b56757a9a7456825eb668fde92299e01c5e2721",
"versionType": "git",
"status": "affected"
}
]
},
{
"vendor": "Linux",
"product": "Linux",
"defaultStatus": "affected",
"programFiles": [
"drivers/gpu/drm/i915/gem/i915_gem_context.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"versions": [
{
"version": "5.15",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.15",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "5.15.216",
"lessThanOrEqual": "5.15.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.1.183",
"lessThanOrEqual": "6.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.6.148",
"lessThanOrEqual": "6.6.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.12.101",
"lessThanOrEqual": "6.12.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "6.18.42",
"lessThanOrEqual": "6.18.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "7.1.6",
"lessThanOrEqual": "7.1.*",
"versionType": "semver",
"status": "unaffected"
},
{
"version": "7.2",
"lessThanOrEqual": "*",
"versionType": "original_commit_for_fix",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-11-06T16:45:32.122540Z",
"id": "CVE-2026-68243",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"references": [
{
"url": "https://git.kernel.org/stable/c/2b56757a9a7456825eb668fde92299e01c5e2721",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/726f27bca93e6c83b263542669132ee1d0eb693e",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/97a4872ef927dee301d76085cb19f6e36d4a53a4",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/97f236379f06a5082d37c6a764edd56bb58a94cd",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/9923c223d38fcd9602f41cc31d480e5299d9a38e",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/b226dee4ee1fff2909f79e8ad700b7082f8d3569",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/edd2edaca52ada833c341c8b264aaea9dd93369c",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}