{"id":"CVE-2025-21987","state":"PUBLISHED","title":"drm/amdgpu: init return value in amdgpu_ttm_clear_buffer","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: init return value in amdgpu_ttm_clear_buffer\n\nOtherwise an uninitialized value can be returned if\namdgpu_res_cleared returns true for all regions.\n\nPossibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812\n\n(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)","publishedAt":"2025-04-02T12:30:11.811Z","updatedAt":"2026-05-11T21:10:27.082Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"d2c9625b0ade41f9917875d88173a0cc802b95fc","versionType":"git"},{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"5bd98c2df4a0f2e2dcbdf563feb8d348406377b5","versionType":"git"},{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"d3c7059b6a8600fc62cd863f1ea203b8675e63e1","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.12.18","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.6","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14","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/amdgpu/amdgpu_ttm.c"]}],"references":["https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc","https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5","https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1"],"weaknesses":[],"ingestedAt":"2026-10-29T20:08:39.238Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/21xxx/CVE-2025-21987.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21987","state":"PUBLISHED","datePublished":"2025-04-02T12:30:11.811Z","dateUpdated":"2026-05-11T21:10:27.082Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-12-29T08:45:45.800Z"},"containers":{"cna":{"title":"drm/amdgpu: init return value in amdgpu_ttm_clear_buffer","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: init return value in amdgpu_ttm_clear_buffer\n\nOtherwise an uninitialized value can be returned if\namdgpu_res_cleared returns true for all regions.\n\nPossibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812\n\n(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"d2c9625b0ade41f9917875d88173a0cc802b95fc","versionType":"git"},{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"5bd98c2df4a0f2e2dcbdf563feb8d348406377b5","versionType":"git"},{"version":"a68c7eaa7a8ffdec9287ba1561a668d674c20a13","status":"affected","lessThan":"d3c7059b6a8600fc62cd863f1ea203b8675e63e1","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.10","versionType":"semver"},{"version":"6.12.18","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.6","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14","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/amdgpu/amdgpu_ttm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc"},{"url":"https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5"},{"url":"https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:10:27.082Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.12.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.13.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.14"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}