{"id":"CVE-2024-49923","state":"PUBLISHED","title":"drm/amd/display: Pass non-null to dcn20_validate_apply_pipe_split_flags","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Pass non-null to dcn20_validate_apply_pipe_split_flags\n\n[WHAT & HOW]\n\"dcn20_validate_apply_pipe_split_flags\" dereferences merge, and thus it\ncannot be a null pointer. Let's pass a valid pointer to avoid null\ndereference.\n\nThis fixes 2 FORWARD_NULL issues reported by Coverity.","publishedAt":"2024-10-21T18:01:48.405Z","updatedAt":"2026-10-30T12:19:42.678Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"34fe02e7207be635725dcf92dbe7003e11697a5b","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"39a580cd15397e102aaec25986ae5acf492f8930","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"85aa996ecfaa95d1e922867390502d23ce21b905","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9a05270869f40c89f8d184fe2d37cb86e0d7e5f5","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"5559598742fb4538e4c51c48ef70563c49c2af23","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/resource/dcn20/dcn20_resource.c","drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.79","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.14","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","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/dc/resource/dcn20/dcn20_resource.c","drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c"]}],"references":["https://git.kernel.org/stable/c/34fe02e7207be635725dcf92dbe7003e11697a5b","https://git.kernel.org/stable/c/39a580cd15397e102aaec25986ae5acf492f8930","https://git.kernel.org/stable/c/85aa996ecfaa95d1e922867390502d23ce21b905","https://git.kernel.org/stable/c/9a05270869f40c89f8d184fe2d37cb86e0d7e5f5","https://git.kernel.org/stable/c/5559598742fb4538e4c51c48ef70563c49c2af23"],"weaknesses":[],"ingestedAt":"2026-10-30T12:36:04.432Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/49xxx/CVE-2024-49923.json","commit":"db8103c5921aac81d5d90efcf3745980dafabf49","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-49923","state":"PUBLISHED","datePublished":"2024-10-21T18:01:48.405Z","dateUpdated":"2026-10-30T12:19:42.678Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T12:17:06.036Z"},"containers":{"cna":{"title":"drm/amd/display: Pass non-null to dcn20_validate_apply_pipe_split_flags","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Pass non-null to dcn20_validate_apply_pipe_split_flags\n\n[WHAT & HOW]\n\"dcn20_validate_apply_pipe_split_flags\" dereferences merge, and thus it\ncannot be a null pointer. Let's pass a valid pointer to avoid null\ndereference.\n\nThis fixes 2 FORWARD_NULL issues reported by Coverity."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"34fe02e7207be635725dcf92dbe7003e11697a5b","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"39a580cd15397e102aaec25986ae5acf492f8930","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"85aa996ecfaa95d1e922867390502d23ce21b905","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9a05270869f40c89f8d184fe2d37cb86e0d7e5f5","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"5559598742fb4538e4c51c48ef70563c49c2af23","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/resource/dcn20/dcn20_resource.c","drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.79","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.14","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","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/dc/resource/dcn20/dcn20_resource.c","drivers/gpu/drm/amd/display/dc/resource/dcn21/dcn21_resource.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/34fe02e7207be635725dcf92dbe7003e11697a5b"},{"url":"https://git.kernel.org/stable/c/39a580cd15397e102aaec25986ae5acf492f8930"},{"url":"https://git.kernel.org/stable/c/85aa996ecfaa95d1e922867390502d23ce21b905"},{"url":"https://git.kernel.org/stable/c/9a05270869f40c89f8d184fe2d37cb86e0d7e5f5"},{"url":"https://git.kernel.org/stable/c/5559598742fb4538e4c51c48ef70563c49c2af23"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:19:42.678Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.6.79"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.10.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.11.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-49923","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-10-22T13:40:05.593718Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-22T13:48:44.332Z"}}]}}}