{"id":"CVE-2023-53498","state":"PUBLISHED","title":"drm/amd/display: Fix potential null dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix potential null dereference\n\nThe adev->dm.dc pointer can be NULL and dereferenced in amdgpu_dm_fini()\nwithout checking.\n\nAdd a NULL pointer check before calling dc_dmub_srv_destroy().\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.","publishedAt":"2025-10-01T11:45:49.549Z","updatedAt":"2026-05-11T19:46:09.699Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"624a60911b71af08a912ee8a296b271b3e7b34ab","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"4b1afffdd94093118b3cc235ef2b4d2520fb4950","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"b75aaebac265e3f29863699d9a929fdfba13d0a4","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"281933f36a53fed1c2993a92cf1edfb424595474","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"d4b749771fed3f99bbe8880eaab32a05ede0e5fa","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"52f1783ff4146344342422c1cd94fcb4ce39b6fe","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"5.10.246","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.111","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.28","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.15","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3.2","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","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/display/amdgpu_dm/amdgpu_dm.c"]}],"references":["https://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34ab","https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950","https://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4","https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474","https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5fa","https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fe"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53498.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53498","state":"PUBLISHED","datePublished":"2025-10-01T11:45:49.549Z","dateUpdated":"2026-05-11T19:46:09.699Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-01T11:39:39.404Z"},"containers":{"cna":{"title":"drm/amd/display: Fix potential null dereference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix potential null dereference\n\nThe adev->dm.dc pointer can be NULL and dereferenced in amdgpu_dm_fini()\nwithout checking.\n\nAdd a NULL pointer check before calling dc_dmub_srv_destroy().\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"624a60911b71af08a912ee8a296b271b3e7b34ab","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"4b1afffdd94093118b3cc235ef2b4d2520fb4950","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"b75aaebac265e3f29863699d9a929fdfba13d0a4","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"281933f36a53fed1c2993a92cf1edfb424595474","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"d4b749771fed3f99bbe8880eaab32a05ede0e5fa","versionType":"git"},{"version":"9a71c7d31734f74549ad2bcd652c403c71e7c8d1","status":"affected","lessThan":"52f1783ff4146344342422c1cd94fcb4ce39b6fe","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"5.10.246","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.111","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.28","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.15","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3.2","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","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/display/amdgpu_dm/amdgpu_dm.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/624a60911b71af08a912ee8a296b271b3e7b34ab"},{"url":"https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950"},{"url":"https://git.kernel.org/stable/c/b75aaebac265e3f29863699d9a929fdfba13d0a4"},{"url":"https://git.kernel.org/stable/c/281933f36a53fed1c2993a92cf1edfb424595474"},{"url":"https://git.kernel.org/stable/c/d4b749771fed3f99bbe8880eaab32a05ede0e5fa"},{"url":"https://git.kernel.org/stable/c/52f1783ff4146344342422c1cd94fcb4ce39b6fe"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:46:09.699Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.10.246"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.15.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.1.28"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.2.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.3.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}