{"id":"CVE-2026-97495","state":"PUBLISHED","title":"drm/amdkfd: Check bounds on allocate_doorbell","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Check bounds on allocate_doorbell\n\nallocated_doorbell has an option to set the doorbell id\nto a specific value (used by CRIU). This value was not\nbounds checked.\n\nCheck to confirm it's less than KFD_MAX_NUM_OF_QUEUES_PER_PROCESS.","publishedAt":"2026-09-24T16:04:42.808Z","updatedAt":"2026-10-03T10:58:58.360Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"7e06636260a2d95e3fa181bc337d0eeb812b7a41","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"3d2ddfc9b361b0d38c3ff4804ce42503e4bc97de","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"e0cecd04a4fc4c75e375b91cf53eab5ba2e4ab7f","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"c2c89118c27cbd3adace62c5df19d15b0e96ade1","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"1f087bb8cf9e8797633da35c85435e557ef74d06","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/amd/amdkfd/kfd_device_queue_manager.c"]}],"references":["https://git.kernel.org/stable/c/7e06636260a2d95e3fa181bc337d0eeb812b7a41","https://git.kernel.org/stable/c/3d2ddfc9b361b0d38c3ff4804ce42503e4bc97de","https://git.kernel.org/stable/c/e0cecd04a4fc4c75e375b91cf53eab5ba2e4ab7f","https://git.kernel.org/stable/c/c2c89118c27cbd3adace62c5df19d15b0e96ade1","https://git.kernel.org/stable/c/1f087bb8cf9e8797633da35c85435e557ef74d06"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97495.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97495","state":"PUBLISHED","datePublished":"2026-09-24T16:04:42.808Z","dateUpdated":"2026-10-03T10:58:58.360Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.150Z"},"containers":{"cna":{"title":"drm/amdkfd: Check bounds on allocate_doorbell","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Check bounds on allocate_doorbell\n\nallocated_doorbell has an option to set the doorbell id\nto a specific value (used by CRIU). This value was not\nbounds checked.\n\nCheck to confirm it's less than KFD_MAX_NUM_OF_QUEUES_PER_PROCESS."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"7e06636260a2d95e3fa181bc337d0eeb812b7a41","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"3d2ddfc9b361b0d38c3ff4804ce42503e4bc97de","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"e0cecd04a4fc4c75e375b91cf53eab5ba2e4ab7f","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"c2c89118c27cbd3adace62c5df19d15b0e96ade1","versionType":"git"},{"version":"5bb6a8fa75fcfda93592bee0a4910420ceab15f3","status":"affected","lessThan":"1f087bb8cf9e8797633da35c85435e557ef74d06","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.18","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.158","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.111","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","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/amd/amdkfd/kfd_device_queue_manager.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7e06636260a2d95e3fa181bc337d0eeb812b7a41"},{"url":"https://git.kernel.org/stable/c/3d2ddfc9b361b0d38c3ff4804ce42503e4bc97de"},{"url":"https://git.kernel.org/stable/c/e0cecd04a4fc4c75e375b91cf53eab5ba2e4ab7f"},{"url":"https://git.kernel.org/stable/c/c2c89118c27cbd3adace62c5df19d15b0e96ade1"},{"url":"https://git.kernel.org/stable/c/1f087bb8cf9e8797633da35c85435e557ef74d06"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-03T10:58:58.360Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.18","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}