{"id":"CVE-2024-43867","state":"PUBLISHED","title":"drm/nouveau: prime: fix refcount underflow","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: prime: fix refcount underflow\n\nCalling nouveau_bo_ref() on a nouveau_bo without initializing it (and\nhence the backing ttm_bo) leads to a refcount underflow.\n\nInstead of calling nouveau_bo_ref() in the unwind path of\ndrm_gem_object_init(), clean things up manually.\n\n(cherry picked from commit 1b93f3e89d03cfc576636e195466a0d728ad8de5)","publishedAt":"2024-08-20T23:50:50.429Z","updatedAt":"2026-05-11T20:31:21.663Z","severity":null,"assigner":"Linux","products":["Linux 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prime: fix refcount underflow","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: prime: fix refcount underflow\n\nCalling nouveau_bo_ref() on a nouveau_bo without initializing it (and\nhence the backing ttm_bo) leads to a refcount underflow.\n\nInstead of calling nouveau_bo_ref() in the unwind path of\ndrm_gem_object_init(), clean things up manually.\n\n(cherry picked from commit 1b93f3e89d03cfc576636e195466a0d728ad8de5)"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"3bcb8bba72ce89667fa863054956267c450c47ef","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"906372e753c5027a1dc88743843b6aa2ad1aaecf","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"16998763c62bb465ebc409d0373b9cdcef1a61a6","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"ebebba4d357b6c67f96776a48ddbaf0060fa4c10","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"f23cd66933fe76b84d8e282e5606b4d99068c320","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"2a1b327d57a8ac080977633a18999f032d7e9e3f","versionType":"git"},{"version":"ab9ccb96a6e6f95bcde6b8b2a524370efdbfdcd6","status":"affected","lessThan":"a9bf3efc33f1fbf88787a277f7349459283c9b95","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/nouveau/nouveau_prime.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.9","versionType":"semver"},{"version":"5.4.282","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.224","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.165","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.104","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.45","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.4","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","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/nouveau/nouveau_prime.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3bcb8bba72ce89667fa863054956267c450c47ef"},{"url":"https://git.kernel.org/stable/c/906372e753c5027a1dc88743843b6aa2ad1aaecf"},{"url":"https://git.kernel.org/stable/c/16998763c62bb465ebc409d0373b9cdcef1a61a6"},{"url":"https://git.kernel.org/stable/c/ebebba4d357b6c67f96776a48ddbaf0060fa4c10"},{"url":"https://git.kernel.org/stable/c/f23cd66933fe76b84d8e282e5606b4d99068c320"},{"url":"https://git.kernel.org/stable/c/2a1b327d57a8ac080977633a18999f032d7e9e3f"},{"url":"https://git.kernel.org/stable/c/a9bf3efc33f1fbf88787a277f7349459283c9b95"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:31:21.663Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.4.282"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.10.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.15.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.1.104"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.6.45"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.10.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.11"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA 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