{"id":"CVE-2025-68223","state":"PUBLISHED","title":"drm/radeon: delete radeon_fence_process in is_signaled, no deadlock","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: delete radeon_fence_process in is_signaled, no deadlock\n\nDelete the attempt to progress the queue when checking if fence is\nsignaled. This avoids deadlock.\n\ndma-fence_ops::signaled can be called with the fence lock in unknown\nstate. For radeon, the fence lock is also the wait queue lock. This can\ncause a self deadlock when signaled() tries to make forward progress on\nthe wait queue. But advancing the queue is unneeded because incorrectly\nreturning false from signaled() is perfectly acceptable.\n\n(cherry picked from commit 527ba26e50ec2ca2be9c7c82f3ad42998a75d0db)","publishedAt":"2025-12-16T13:57:16.764Z","updatedAt":"2026-05-11T21:49:06.756Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"d40a72d7e3bad4dfb311ef078f5a57362f088c7f","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"9d0ed508a9e2af82951ce7d834f58c139fc2bd9b","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"73bc12d6a547f9571ce4393acfd73c004e2df9e5","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"7e3e9b3a44c23c8eac86a41308c05077d6d30f41","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"9eb00b5f5697bd56baa3222c7a1426fa15bacfb5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_fence.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"6.1.162","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.123","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.60","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.17.10","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18","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/radeon/radeon_fence.c"]}],"references":["https://git.kernel.org/stable/c/d40a72d7e3bad4dfb311ef078f5a57362f088c7f","https://git.kernel.org/stable/c/9d0ed508a9e2af82951ce7d834f58c139fc2bd9b","https://git.kernel.org/stable/c/73bc12d6a547f9571ce4393acfd73c004e2df9e5","https://git.kernel.org/stable/c/7e3e9b3a44c23c8eac86a41308c05077d6d30f41","https://git.kernel.org/stable/c/9eb00b5f5697bd56baa3222c7a1426fa15bacfb5"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/68xxx/CVE-2025-68223.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68223","state":"PUBLISHED","datePublished":"2025-12-16T13:57:16.764Z","dateUpdated":"2026-05-11T21:49:06.756Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-16T13:41:40.257Z"},"containers":{"cna":{"title":"drm/radeon: delete radeon_fence_process in is_signaled, no deadlock","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/radeon: delete radeon_fence_process in is_signaled, no deadlock\n\nDelete the attempt to progress the queue when checking if fence is\nsignaled. This avoids deadlock.\n\ndma-fence_ops::signaled can be called with the fence lock in unknown\nstate. For radeon, the fence lock is also the wait queue lock. This can\ncause a self deadlock when signaled() tries to make forward progress on\nthe wait queue. But advancing the queue is unneeded because incorrectly\nreturning false from signaled() is perfectly acceptable.\n\n(cherry picked from commit 527ba26e50ec2ca2be9c7c82f3ad42998a75d0db)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"d40a72d7e3bad4dfb311ef078f5a57362f088c7f","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"9d0ed508a9e2af82951ce7d834f58c139fc2bd9b","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"73bc12d6a547f9571ce4393acfd73c004e2df9e5","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"7e3e9b3a44c23c8eac86a41308c05077d6d30f41","versionType":"git"},{"version":"954605ca3f897ad617123279eb3404a404cce5ab","status":"affected","lessThan":"9eb00b5f5697bd56baa3222c7a1426fa15bacfb5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/radeon/radeon_fence.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.18","versionType":"semver"},{"version":"6.1.162","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.123","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.60","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.17.10","status":"unaffected","lessThanOrEqual":"6.17.*","versionType":"semver"},{"version":"6.18","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/radeon/radeon_fence.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d40a72d7e3bad4dfb311ef078f5a57362f088c7f"},{"url":"https://git.kernel.org/stable/c/9d0ed508a9e2af82951ce7d834f58c139fc2bd9b"},{"url":"https://git.kernel.org/stable/c/73bc12d6a547f9571ce4393acfd73c004e2df9e5"},{"url":"https://git.kernel.org/stable/c/7e3e9b3a44c23c8eac86a41308c05077d6d30f41"},{"url":"https://git.kernel.org/stable/c/9eb00b5f5697bd56baa3222c7a1426fa15bacfb5"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:49:06.756Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.1.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.6.123"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.12.60"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.17.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18","versionEndExcluding":"6.18"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}