{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2024-44938", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-08-21T05:34:56.664Z", "datePublished": "2024-08-26T11:20:43.340Z", "dateUpdated": "2026-05-11T20:32:22.725Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:32:22.725Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\njfs: Fix shift-out-of-bounds in dbDiscardAG\n\nWhen searching for the next smaller log2 block, BLKSTOL2() returned 0,\ncausing shift exponent -1 to be negative.\n\nThis patch fixes the issue by exiting the loop directly when negative\nshift is found." } ], "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": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "bb7c605a754823b86dd74f6537ccb9d38a9dec5a", "status": "affected", "versionType": "git" }, { "version": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "4de2c04c3acd5b84f50b0d2f8f09e9b2f42374b9", "status": "affected", "versionType": "git" }, { "version": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "bd04a149e3a29e7f71b7956ed41dba34e42d539e", "status": "affected", "versionType": "git" }, { "version": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "f650148b43949ca9e37e820804bb6026fff404f3", "status": "affected", "versionType": "git" }, { "version": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "234e6ea0855cdb5673d54ecaf7dc5c78f3e84630", "status": "affected", "versionType": "git" }, { "version": "b40c2e665cd552eae5fbdbb878bc29a34357668e", "lessThan": "7063b80268e2593e58bee8a8d709c2f3ff93e2f2", "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": "3.7", "status": "affected" }, { "version": "0", "lessThan": "3.7", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.237", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.181", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.107", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.47", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.10.6", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.11", "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": "3.7", "versionEndExcluding": "5.10.237" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7", "versionEndExcluding": "5.15.181" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7", "versionEndExcluding": "6.1.107" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7", "versionEndExcluding": "6.6.47" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7", "versionEndExcluding": "6.10.6" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7", "versionEndExcluding": "6.11" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/bb7c605a754823b86dd74f6537ccb9d38a9dec5a" }, { "url": "https://git.kernel.org/stable/c/4de2c04c3acd5b84f50b0d2f8f09e9b2f42374b9" }, { "url": "https://git.kernel.org/stable/c/bd04a149e3a29e7f71b7956ed41dba34e42d539e" }, { "url": "https://git.kernel.org/stable/c/f650148b43949ca9e37e820804bb6026fff404f3" }, { "url": "https://git.kernel.org/stable/c/234e6ea0855cdb5673d54ecaf7dc5c78f3e84630" }, { "url": "https://git.kernel.org/stable/c/7063b80268e2593e58bee8a8d709c2f3ff93e2f2" } ], "title": "jfs: Fix shift-out-of-bounds in dbDiscardAG", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2024-44938", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T15:27:38.649616Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-12T17:32:55.564Z" } }, { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:13:42.650Z" } } ] } }