{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21968","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.796Z","datePublished":"2025-04-01T15:47:02.909Z","dateUpdated":"2026-05-11T21:10:02.981Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:10:02.981Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix slab-use-after-free on hdcp_work\n\n[Why]\nA slab-use-after-free is reported when HDCP is destroyed but the\nproperty_validate_dwork queue is still running.\n\n[How]\nCancel the delayed work when destroying workqueue.\n\n(cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c"],"versions":[{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"06acfdef370ae018dad9592369e2d2fd9a40c09e","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"1397715b011bcdc6ad91b17df7acaee301e89db5","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"4964dbc4191ab436877a5e3ecd9c67a4e50b7c36","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"378b361e2e30e9729f9a7676f7926868d14f4326","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"93d701064e56788663d7c5918fbe5e060d5df587","status":"affected","versionType":"git"},{"version":"da3fd7ac0bcf372cc57117bdfcd725cca7ef975a","lessThan":"e65e7bea220c3ce8c4c793b4ba35557f4994ab2b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c"],"versions":[{"version":"5.5","status":"affected"},{"version":"0","lessThan":"5.5","status":"unaffected","versionType":"semver"},{"version":"5.10.236","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.180","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.132","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.84","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.20","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.8","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.236"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.15.180"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.1.132"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.6.84"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.12.20"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.13.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/06acfdef370ae018dad9592369e2d2fd9a40c09e"},{"url":"https://git.kernel.org/stable/c/1397715b011bcdc6ad91b17df7acaee301e89db5"},{"url":"https://git.kernel.org/stable/c/4964dbc4191ab436877a5e3ecd9c67a4e50b7c36"},{"url":"https://git.kernel.org/stable/c/378b361e2e30e9729f9a7676f7926868d14f4326"},{"url":"https://git.kernel.org/stable/c/bac7b8b1a3f1a86eeec85835af106cbdc2b9d9f7"},{"url":"https://git.kernel.org/stable/c/93d701064e56788663d7c5918fbe5e060d5df587"},{"url":"https://git.kernel.org/stable/c/e65e7bea220c3ce8c4c793b4ba35557f4994ab2b"}],"title":"drm/amd/display: Fix slab-use-after-free on hdcp_work","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-416","lang":"en","description":"CWE-416 Use After Free"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-10-01T18:15:41.638522Z","id":"CVE-2025-21968","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T20:16:55.377Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:40:09.873Z"}}]}}