{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-41077","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-07-12T12:17:45.632Z","datePublished":"2024-07-29T14:57:36.680Z","dateUpdated":"2026-01-05T10:37:43.109Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-05T10:37:43.109Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnull_blk: fix validation of block size\n\nBlock size should be between 512 and PAGE_SIZE and be a power of 2. The current\ncheck does not validate this, so update the check.\n\nWithout this patch, null_blk would Oops due to a null pointer deref when\nloaded with bs=1536 [1].\n\n\n[axboe: remove unnecessary braces and != 0 check]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/null_blk/main.c"],"versions":[{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"9625afe1dd4a158a14bb50f81af9e2dac634c0b1","status":"affected","versionType":"git"},{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"9b873bdaae64bddade9d8c6df23c8a31948d47d0","status":"affected","versionType":"git"},{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"2772ed2fc075eef7df3789906fc9dae01e4e132e","status":"affected","versionType":"git"},{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"08f03186b96e25e3154916a2e70732557c770ea7","status":"affected","versionType":"git"},{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"f92409a9da02f27d05d713bff5f865e386cef9b3","status":"affected","versionType":"git"},{"version":"cedcafad8277b3a07e90bf2f68fff5c6b28a183e","lessThan":"c462ecd659b5fce731f1d592285832fd6ad54053","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/block/null_blk/main.c"],"versions":[{"version":"4.14","status":"affected"},{"version":"0","lessThan":"4.14","status":"unaffected","versionType":"semver"},{"version":"5.10.223","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.164","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.101","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.42","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.9.11","lessThanOrEqual":"6.9.*","status":"unaffected","versionType":"semver"},{"version":"6.10","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":"4.14","versionEndExcluding":"5.10.223"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"5.15.164"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.1.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.6.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.9.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14","versionEndExcluding":"6.10"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/9625afe1dd4a158a14bb50f81af9e2dac634c0b1"},{"url":"https://git.kernel.org/stable/c/9b873bdaae64bddade9d8c6df23c8a31948d47d0"},{"url":"https://git.kernel.org/stable/c/2772ed2fc075eef7df3789906fc9dae01e4e132e"},{"url":"https://git.kernel.org/stable/c/08f03186b96e25e3154916a2e70732557c770ea7"},{"url":"https://git.kernel.org/stable/c/f92409a9da02f27d05d713bff5f865e386cef9b3"},{"url":"https://git.kernel.org/stable/c/c462ecd659b5fce731f1d592285832fd6ad54053"}],"title":"null_blk: fix validation of block size","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/9625afe1dd4a158a14bb50f81af9e2dac634c0b1","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/9b873bdaae64bddade9d8c6df23c8a31948d47d0","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/2772ed2fc075eef7df3789906fc9dae01e4e132e","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/08f03186b96e25e3154916a2e70732557c770ea7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f92409a9da02f27d05d713bff5f865e386cef9b3","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c462ecd659b5fce731f1d592285832fd6ad54053","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:00:34.029Z"}},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-41077","role":"CISA 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