{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46006","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.092Z","datePublished":"2026-05-27T12:56:05.273Z","dateUpdated":"2026-06-19T11:59:00.348Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-19T11:59:00.348Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/nouveau: fix u32 overflow in pushbuf reloc bounds check\n\nnouveau_gem_pushbuf_reloc_apply() validates each relocation with\n\n    if (r->reloc_bo_offset + 4 > nvbo->bo.base.size)\n\nbut reloc_bo_offset is __u32 (uapi/drm/nouveau_drm.h) and the integer\nliteral 4 promotes to unsigned int, so the addition is performed in 32\nbits and wraps before the comparison against the size_t bo size.\n\nCast to u64 so the addition happens in 64-bit arithmetic.\n\n[ Add Fixes: tag. - Danilo ]"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/nouveau/nouveau_gem.c"],"versions":[{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"3429275684f4bad42876955301f3c5c814aae909","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"573a1104bd36e49c067a9dc62e7c476d5ee7e92a","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"45a45184b9c0b0b26ead06e370cda2073616a7cc","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"fa297e919d1680c38ab268ff952b1698dac987f6","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"d749a9a0ee4014681487e7ae549901aa8c176637","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"332884f5eb79dd60a7162b079d09d39208567a31","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"e441d5c23ec644c8d27593db3b8928e8933512a9","status":"affected","versionType":"git"},{"version":"a1606a9596e54da90ad6209071b357a4c1b0fa82","lessThan":"2fc87d37be1b730a149b035f9375fdb8cc5333a5","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/nouveau/nouveau_gem.c"],"versions":[{"version":"2.6.34","status":"affected"},{"version":"0","lessThan":"2.6.34","status":"unaffected","versionType":"semver"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.86","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.27","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.4","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"2.6.34","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.34","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3429275684f4bad42876955301f3c5c814aae909"},{"url":"https://git.kernel.org/stable/c/573a1104bd36e49c067a9dc62e7c476d5ee7e92a"},{"url":"https://git.kernel.org/stable/c/45a45184b9c0b0b26ead06e370cda2073616a7cc"},{"url":"https://git.kernel.org/stable/c/fa297e919d1680c38ab268ff952b1698dac987f6"},{"url":"https://git.kernel.org/stable/c/d749a9a0ee4014681487e7ae549901aa8c176637"},{"url":"https://git.kernel.org/stable/c/332884f5eb79dd60a7162b079d09d39208567a31"},{"url":"https://git.kernel.org/stable/c/e441d5c23ec644c8d27593db3b8928e8933512a9"},{"url":"https://git.kernel.org/stable/c/2fc87d37be1b730a149b035f9375fdb8cc5333a5"}],"title":"drm/nouveau: fix u32 overflow in pushbuf reloc bounds check","x_generator":{"engine":"bippy-1.2.0"}}}}