{"id":"CVE-2026-31785","state":"PUBLISHED","title":"drm/xe/xe_pagefault: Disallow writes to read-only VMAs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/xe_pagefault: Disallow writes to read-only VMAs\n\nThe page fault handler should reject write/atomic access to read only\nVMAs.  Add code to handle this in xe_pagefault_service after the VMA\nlookup.\n\nv2:\n- Apply max line length (Matthew)\n\n(cherry picked from commit 714ee6754ac5fa3dc078856a196a6b124cd797a0)","publishedAt":"2026-05-01T14:15:10.792Z","updatedAt":"2026-05-11T22:15:45.926Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb544b8445080c6488a58c01022550adc0873283","status":"affected","lessThan":"b656f040ed4ed2074dfb78072745b41d44368be0","versionType":"git"},{"version":"fb544b8445080c6488a58c01022550adc0873283","status":"affected","lessThan":"6d192b4f2d644d15d9a9f1d33dab05af936f6540","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_pagefault.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.19","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_pagefault.c"]}],"references":["https://git.kernel.org/stable/c/b656f040ed4ed2074dfb78072745b41d44368be0","https://git.kernel.org/stable/c/6d192b4f2d644d15d9a9f1d33dab05af936f6540"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/31xxx/CVE-2026-31785.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31785","state":"PUBLISHED","datePublished":"2026-05-01T14:15:10.792Z","dateUpdated":"2026-05-11T22:15:45.926Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-03-09T15:48:24.141Z"},"containers":{"cna":{"title":"drm/xe/xe_pagefault: Disallow writes to read-only VMAs","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/xe_pagefault: Disallow writes to read-only VMAs\n\nThe page fault handler should reject write/atomic access to read only\nVMAs.  Add code to handle this in xe_pagefault_service after the VMA\nlookup.\n\nv2:\n- Apply max line length (Matthew)\n\n(cherry picked from commit 714ee6754ac5fa3dc078856a196a6b124cd797a0)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb544b8445080c6488a58c01022550adc0873283","status":"affected","lessThan":"b656f040ed4ed2074dfb78072745b41d44368be0","versionType":"git"},{"version":"fb544b8445080c6488a58c01022550adc0873283","status":"affected","lessThan":"6d192b4f2d644d15d9a9f1d33dab05af936f6540","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_pagefault.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.19","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/xe/xe_pagefault.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b656f040ed4ed2074dfb78072745b41d44368be0"},{"url":"https://git.kernel.org/stable/c/6d192b4f2d644d15d9a9f1d33dab05af936f6540"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:15:45.926Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}