{"id":"DEBIAN-CVE-2022-50581","details":"In the Linux kernel, the following vulnerability has been resolved:  hfs: fix OOB Read in __hfs_brec_find  Syzbot reported a OOB read bug:  ================================================================== BUG: KASAN: slab-out-of-bounds in hfs_strcmp+0x117/0x190 fs/hfs/string.c:84 Read of size 1 at addr ffff88807eb62c4e by task kworker/u4:1/11 CPU: 1 PID: 11 Comm: kworker/u4:1 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0 Workqueue: writeback wb_workfn (flush-7:0) Call Trace:  \u003cTASK\u003e  __dump_stack lib/dump_stack.c:88 [inline]  dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106  print_address_description+0x74/0x340 mm/kasan/report.c:284  print_report+0x107/0x1f0 mm/kasan/report.c:395  kasan_report+0xcd/0x100 mm/kasan/report.c:495  hfs_strcmp+0x117/0x190 fs/hfs/string.c:84  __hfs_brec_find+0x213/0x5c0 fs/hfs/bfind.c:75  hfs_brec_find+0x276/0x520 fs/hfs/bfind.c:138  hfs_write_inode+0x34c/0xb40 fs/hfs/inode.c:462  write_inode fs/fs-writeback.c:1440 [inline]  If the input inode of hfs_write_inode() is incorrect: struct inode   struct hfs_inode_info     struct hfs_cat_key       struct hfs_name         u8 len # len is greater than HFS_NAMELEN(31) which is the maximum length of an HFS filename  OOB read occurred: hfs_write_inode()   hfs_brec_find()     __hfs_brec_find()       hfs_cat_keycmp()         hfs_strcmp() # OOB read occurred due to len is too large  Fix this by adding a Check on len in hfs_write_inode() before calling hfs_brec_find().","modified":"2026-09-01T20:05:00.457587839Z","published":"2025-10-22T14:15:43.147Z","upstream":["CVE-2022-50581"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50581"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50581.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50581.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50581.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}