{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-50581", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-10-22T13:20:23.762Z", "datePublished": "2025-10-22T13:23:33.421Z", "dateUpdated": "2026-05-11T19:22:11.562Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:22:11.562Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfs: fix OOB Read in __hfs_brec_find\n\nSyzbot reported a OOB read bug:\n\n==================================================================\nBUG: KASAN: slab-out-of-bounds in hfs_strcmp+0x117/0x190\nfs/hfs/string.c:84\nRead of size 1 at addr ffff88807eb62c4e by task kworker/u4:1/11\nCPU: 1 PID: 11 Comm: kworker/u4:1 Not tainted\n6.1.0-rc6-syzkaller-00308-g644e9524388a #0\nWorkqueue: writeback wb_workfn (flush-7:0)\nCall Trace:\n \n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106\n print_address_description+0x74/0x340 mm/kasan/report.c:284\n print_report+0x107/0x1f0 mm/kasan/report.c:395\n kasan_report+0xcd/0x100 mm/kasan/report.c:495\n hfs_strcmp+0x117/0x190 fs/hfs/string.c:84\n __hfs_brec_find+0x213/0x5c0 fs/hfs/bfind.c:75\n hfs_brec_find+0x276/0x520 fs/hfs/bfind.c:138\n hfs_write_inode+0x34c/0xb40 fs/hfs/inode.c:462\n write_inode fs/fs-writeback.c:1440 [inline]\n\nIf the input inode of hfs_write_inode() is incorrect:\nstruct inode\n struct hfs_inode_info\n struct hfs_cat_key\n struct hfs_name\n u8 len # len is greater than HFS_NAMELEN(31) which is the\nmaximum length of an HFS filename\n\nOOB read occurred:\nhfs_write_inode()\n hfs_brec_find()\n __hfs_brec_find()\n hfs_cat_keycmp()\n hfs_strcmp() # OOB read occurred due to len is too large\n\nFix this by adding a Check on len in hfs_write_inode() before calling\nhfs_brec_find()." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "fs/hfs/inode.c" ], "versions": [ { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "8c40f2dbae603ef0bd21e87c63f54ec59fd88256", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "c886c10a6eddb99923b315f42bf63f448883ef9a", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "2344f17c0a89c181ab1a9fef57fd8c3bddfd6e30", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "90103ccb6e60aa4efe48993d23d6a528472f2233", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "4fd3a11804c8877ff11fec59c5c53f1635331e3e", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "367296925c7625c3969d2a78d7a3e1dee161beb5", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "e9e692917c6e10a7066c7a6d092dcdc3d4e329f3", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "bfc9d8f27f89717431a6aecce42ae230b437433f", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "8d824e69d9f3fa3121b2dda25053bae71e2460d2", "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/hfs/inode.c" ], "versions": [ { "version": "2.6.12", "status": "affected" }, { "version": "0", "lessThan": "2.6.12", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.337", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.303", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.270", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.229", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.163", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.86", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.0.16", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.2", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.2", "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": "4.9.337" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "4.14.303" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "4.19.270" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.4.229" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.10.163" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "5.15.86" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.0.16" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.1.2" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.12", "versionEndExcluding": "6.2" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/8c40f2dbae603ef0bd21e87c63f54ec59fd88256" }, { "url": "https://git.kernel.org/stable/c/c886c10a6eddb99923b315f42bf63f448883ef9a" }, { "url": "https://git.kernel.org/stable/c/2344f17c0a89c181ab1a9fef57fd8c3bddfd6e30" }, { "url": "https://git.kernel.org/stable/c/90103ccb6e60aa4efe48993d23d6a528472f2233" }, { "url": "https://git.kernel.org/stable/c/4fd3a11804c8877ff11fec59c5c53f1635331e3e" }, { "url": "https://git.kernel.org/stable/c/367296925c7625c3969d2a78d7a3e1dee161beb5" }, { "url": "https://git.kernel.org/stable/c/e9e692917c6e10a7066c7a6d092dcdc3d4e329f3" }, { "url": "https://git.kernel.org/stable/c/bfc9d8f27f89717431a6aecce42ae230b437433f" }, { "url": "https://git.kernel.org/stable/c/8d824e69d9f3fa3121b2dda25053bae71e2460d2" } ], "title": "hfs: fix OOB Read in __hfs_brec_find", "x_generator": { "engine": "bippy-1.2.0" } } } }