{"id":"CVE-2024-49896","state":"PUBLISHED","title":"drm/amd/display: Check stream before comparing them","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check stream before comparing them\n\n[WHAT & HOW]\namdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is\nnecessary to check for null before dereferencing them.\n\nThis fixes 1 FORWARD_NULL issue reported by Coverity.","publishedAt":"2024-10-21T18:01:29.700Z","updatedAt":"2026-05-11T20:41:22.024Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"3944d226f55235a960d8f1135927f95e9801be12","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"471c53350ab83e47a2a117c2738ce0363785976e","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"0167d570f6a0b38689c4a0e50bf79c518d827500","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"14db8692afe1aa2143b673856bb603713d8ea93f","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"e8da54b7f8a17e44e67ea6d1037f35450af28115","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"42d31a33643813cce55ee1ebbad3a2d0d24a08e0","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"e41a291e1bef1153bba091b6580ecc7affc53c82","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"35ff747c86767937ee1e0ca987545b7eed7a0810","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/core/dc_resource.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.227","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.168","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.113","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.55","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/core/dc_resource.c"]}],"references":["https://git.kernel.org/stable/c/3944d226f55235a960d8f1135927f95e9801be12","https://git.kernel.org/stable/c/471c53350ab83e47a2a117c2738ce0363785976e","https://git.kernel.org/stable/c/0167d570f6a0b38689c4a0e50bf79c518d827500","https://git.kernel.org/stable/c/14db8692afe1aa2143b673856bb603713d8ea93f","https://git.kernel.org/stable/c/e8da54b7f8a17e44e67ea6d1037f35450af28115","https://git.kernel.org/stable/c/42d31a33643813cce55ee1ebbad3a2d0d24a08e0","https://git.kernel.org/stable/c/5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4","https://git.kernel.org/stable/c/e41a291e1bef1153bba091b6580ecc7affc53c82","https://git.kernel.org/stable/c/35ff747c86767937ee1e0ca987545b7eed7a0810","https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/49xxx/CVE-2024-49896.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-49896","state":"PUBLISHED","datePublished":"2024-10-21T18:01:29.700Z","dateUpdated":"2026-05-11T20:41:22.024Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T12:17:06.026Z"},"containers":{"cna":{"title":"drm/amd/display: Check stream before comparing them","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check stream before comparing them\n\n[WHAT & HOW]\namdgpu_dm can pass a null stream to dc_is_stream_unchanged. 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