{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-39675","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.112Z","datePublished":"2025-09-05T17:20:41.179Z","dateUpdated":"2026-05-12T12:06:05.319Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:34:04.968Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Add null pointer check in mod_hdcp_hdcp1_create_session()\n\nThe function mod_hdcp_hdcp1_create_session() calls the function\nget_first_active_display(), but does not check its return value.\nThe return value is a null pointer if the display list is empty.\nThis will lead to a null pointer dereference.\n\nAdd a null pointer check for get_first_active_display() and return\nMOD_HDCP_STATUS_DISPLAY_NOT_FOUND if the function return null.\n\nThis is similar to the commit c3e9826a2202\n(\"drm/amd/display: Add null pointer check for get_first_active_display()\").\n\n(cherry picked from commit 5e43eb3cd731649c4f8b9134f857be62a416c893)"}],"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/modules/hdcp/hdcp_psp.c"],"versions":[{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"2af45aadb7b5d3852c76e2d1e985289ada6f48bf","status":"affected","versionType":"git"},{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"ee0373b20bb67b1f00a1b25ccd24c8ac996b6446","status":"affected","versionType":"git"},{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"857b8387a9777e42b36e0400be99b54c251eaf9a","status":"affected","versionType":"git"},{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"97fc94c5fd3c6ac5a13e457d38ee247737b8c4bd","status":"affected","versionType":"git"},{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"2ee86b764c54e0d6a5464fb023b630fdf20869cd","status":"affected","versionType":"git"},{"version":"2deade5ede56581722c0d7672f28b09548dc0fc4","lessThan":"7a2ca2ea64b1b63c8baa94a8f5deb70b2248d119","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/modules/hdcp/hdcp_psp.c"],"versions":[{"version":"5.8","status":"affected"},{"version":"0","lessThan":"5.8","status":"unaffected","versionType":"semver"},{"version":"5.15.190","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.149","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.103","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.44","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.16.4","lessThanOrEqual":"6.16.*","status":"unaffected","versionType":"semver"},{"version":"6.17","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":"5.8","versionEndExcluding":"5.15.190"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.149"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.6.103"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.12.44"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.16.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.17"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2af45aadb7b5d3852c76e2d1e985289ada6f48bf"},{"url":"https://git.kernel.org/stable/c/ee0373b20bb67b1f00a1b25ccd24c8ac996b6446"},{"url":"https://git.kernel.org/stable/c/857b8387a9777e42b36e0400be99b54c251eaf9a"},{"url":"https://git.kernel.org/stable/c/97fc94c5fd3c6ac5a13e457d38ee247737b8c4bd"},{"url":"https://git.kernel.org/stable/c/2ee86b764c54e0d6a5464fb023b630fdf20869cd"},{"url":"https://git.kernel.org/stable/c/7a2ca2ea64b1b63c8baa94a8f5deb70b2248d119"}],"title":"drm/amd/display: Add null pointer check in mod_hdcp_hdcp1_create_session()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T17:42:08.959Z"}},{"x_adpType":"supplier","providerMetadata":{"orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","shortName":"siemens-SADP","dateUpdated":"2026-05-12T12:06:05.319Z"},"affected":[{"vendor":"Siemens","product":"SIMATIC CN 4100","versions":[{"status":"affected","version":"0","lessThan":"V5.0","versionType":"custom"}],"defaultStatus":"unknown"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-032379.html"}]}]}}