{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52804","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-21T15:19:24.247Z","datePublished":"2024-05-21T15:31:15.720Z","dateUpdated":"2026-01-05T10:17:18.585Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-05T10:17:18.585Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/jfs: Add validity check for db_maxag and db_agpref\n\nBoth db_maxag and db_agpref are used as the index of the\ndb_agfree array, but there is currently no validity check for\ndb_maxag and db_agpref, which can lead to errors.\n\nThe following is related bug reported by Syzbot:\n\nUBSAN: array-index-out-of-bounds in fs/jfs/jfs_dmap.c:639:20\nindex 7936 is out of range for type 'atomic_t[128]'\n\nAdd checking that the values of db_maxag and db_agpref are valid\nindexes for the db_agfree array."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jfs/jfs_dmap.c"],"versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"a0649e2dd4a3595b5595a29d0064d047c2fae2fb","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"ce15b0f1a431168f07b1cc6c9f71206a2db5c809","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"32bd8f1cbcf8b663e29dd1f908ba3a129541a11b","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"c6c8863fb3f57700ab583d875adda04caaf2278a","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"1f74d336990f37703a8eee77153463d65b67f70e","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"5013f8269887642cca784adc8db9b5f0b771533f","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"dca403bb035a565bb98ecc1dda5d30f676feda40","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"2323de34a3ae61a9f9b544c18583f71cea86721f","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"64933ab7b04881c6c18b21ff206c12278341c72e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jfs/jfs_dmap.c"],"versions":[{"version":"2.6.12","status":"affected"},{"version":"0","lessThan":"2.6.12","status":"unaffected","versionType":"semver"},{"version":"4.14.331","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.300","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.262","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.202","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.140","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.64","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.13","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6.3","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7","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":"2.6.12","versionEndExcluding":"4.14.331"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"4.19.300"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.4.262"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.10.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.15.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.1.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.5.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.6.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.7"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/a0649e2dd4a3595b5595a29d0064d047c2fae2fb"},{"url":"https://git.kernel.org/stable/c/ce15b0f1a431168f07b1cc6c9f71206a2db5c809"},{"url":"https://git.kernel.org/stable/c/32bd8f1cbcf8b663e29dd1f908ba3a129541a11b"},{"url":"https://git.kernel.org/stable/c/c6c8863fb3f57700ab583d875adda04caaf2278a"},{"url":"https://git.kernel.org/stable/c/1f74d336990f37703a8eee77153463d65b67f70e"},{"url":"https://git.kernel.org/stable/c/5013f8269887642cca784adc8db9b5f0b771533f"},{"url":"https://git.kernel.org/stable/c/dca403bb035a565bb98ecc1dda5d30f676feda40"},{"url":"https://git.kernel.org/stable/c/2323de34a3ae61a9f9b544c18583f71cea86721f"},{"url":"https://git.kernel.org/stable/c/64933ab7b04881c6c18b21ff206c12278341c72e"}],"title":"fs/jfs: 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