{"api_version":"1","generated_at":"2026-06-28T18:48:12+00:00","cve":"CVE-2026-53201","urls":{"html":"https://cve.report/CVE-2026-53201","api":"https://cve.report/api/cve/CVE-2026-53201.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53201","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53201"},"summary":{"title":"Revert \"drm/xe: Skip exec queue schedule toggle if queue is idle during suspend\"","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"drm/xe: Skip exec queue schedule toggle if queue is idle during suspend\"\n\nThis reverts commit 8533051ce92015e9cc6f75e0d52119b9d91610b6.\n\nThe idle-skip optimization bypasses GuC suspend, so the GPU may not\nperform the context switch that flushes TLB entries for invalidated\nuserptr VMAs. In LR/preempt-fence VM mode, this can lead to missed TLB\ninvalidation and page faults during userptr invalidation tests.\n\nRestore unconditional schedule toggling on suspend so the context-switch\nTLB flush is always performed.\n\nThis optimization will be reintroduced with a fix that does not skip\nsuspend in LR/preempt-fence VM mode.\n\n(cherry picked from commit 6a1e7934d9a6cf46aecae00a99c2603d1295e170)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:37","updated_at":"2026-06-28 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the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"drm/xe: Skip exec queue schedule toggle if queue is idle during suspend\"\n\nThis reverts commit 8533051ce92015e9cc6f75e0d52119b9d91610b6.\n\nThe idle-skip optimization bypasses GuC suspend, so the GPU may not\nperform the context switch that flushes TLB entries for invalidated\nuserptr VMAs. In LR/preempt-fence VM mode, this can lead to missed TLB\ninvalidation and page faults during userptr invalidation tests.\n\nRestore unconditional schedule toggling on suspend so the context-switch\nTLB flush is always performed.\n\nThis optimization will be reintroduced with a fix that does not skip\nsuspend in LR/preempt-fence VM mode.\n\n(cherry picked from commit 6a1e7934d9a6cf46aecae00a99c2603d1295e170)"}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-06-28T06:40:19.592Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/b69b715f48ac7e802c89ed5924795c5b055da91e"},{"url":"https://git.kernel.org/stable/c/fa7c84726dc217ce0c183926ef9411636c7a2213"}],"title":"Revert \"drm/xe: Skip exec queue schedule toggle if queue is idle during suspend\"","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53201","datePublished":"2026-06-25T08:39:09.631Z","dateReserved":"2026-06-09T07:44:35.391Z","dateUpdated":"2026-06-28T06:40:19.592Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:37","lastModifiedDate":"2026-06-28 08:16:38","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53201","Ordinal":"1","Title":"Revert \"drm/xe: Skip exec queue schedule toggle if queue is idle","CVE":"CVE-2026-53201","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53201","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"drm/xe: Skip exec queue schedule toggle if queue is idle during suspend\"\n\nThis reverts commit 8533051ce92015e9cc6f75e0d52119b9d91610b6.\n\nThe idle-skip optimization bypasses GuC suspend, so the GPU may not\nperform the context switch that flushes TLB entries for invalidated\nuserptr VMAs. In LR/preempt-fence VM mode, this can lead to missed TLB\ninvalidation and page faults during userptr invalidation tests.\n\nRestore unconditional schedule toggling on suspend so the context-switch\nTLB flush is always performed.\n\nThis optimization will be reintroduced with a fix that does not skip\nsuspend in LR/preempt-fence VM mode.\n\n(cherry picked from commit 6a1e7934d9a6cf46aecae00a99c2603d1295e170)","Type":"Description","Title":"Revert \"drm/xe: Skip exec queue schedule toggle if queue is idle"}]}}}