{
  "cveId": "CVE-2024-44942",
  "url": "https://patchblox.com/security/cve/CVE-2024-44942",
  "summary": "CVE-2024-44942 is fixed in linux on 1 platform, first by DEBIAN-CVE-2024-44942, released August 26, 2024. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix to do sanity check on F2FS_INLINE_DATA...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC  syzbot reports a f2fs bug as below:  ------------[ cut here ]------------ kernel BUG at fs/f2fs/inline.c:258! CPU: 1 PID: 34 Comm: kworker/u8:2 Not tainted 6.9.0-rc6-syzkaller-00012-g9e4bc4bcae01 #0 RIP: 0010:f2fs_write_inline_data\u002B0x781/0x790 fs/f2fs/inline.c:258 Call Trace:  f2fs_write_single_data_page\u002B0xb65/0x1d60 fs/f2fs/data.c:2834  f2fs_write_cache_pages fs/f2fs/data.c:3133 [inline]  __f2fs_write_data_pages fs/f2fs/data.c:3288 [inline]  f2fs_write_data_pages\u002B0x1efe/0x3a90 fs/f2fs/data.c:3315  do_writepages\u002B0x35b/0x870 mm/page-writeback.c:2612  __writeback_single_inode\u002B0x165/0x10b0 fs/fs-writeback.c:1650  writeback_sb_inodes\u002B0x905/0x1260 fs/fs-writeback.c:1941  wb_writeback\u002B0x457/0xce0 fs/fs-writeback.c:2117  wb_do_writeback fs/fs-writeback.c:2264 [inline]  wb_workfn\u002B0x410/0x1090 fs/fs-writeback.c:2304  process_one_work kernel/workqueue.c:3254 [inline]  process_scheduled_works\u002B0xa12/0x17c0 kernel/workqueue.c:3335  worker_thread\u002B0x86d/0xd70 kernel/workqueue.c:3416  kthread\u002B0x2f2/0x390 kernel/kthread.c:388  ret_from_fork\u002B0x4d/0x80 arch/x86/kernel/process.c:147  ret_from_fork_asm\u002B0x1a/0x30 arch/x86/entry/entry_64.S:244  The root cause is: inline_data inode can be fuzzed, so that there may be valid blkaddr in its direct node, once f2fs triggers background GC to migrate the block, it will hit f2fs_bug_on() during dirty page writeback.  Let\u0027s add sanity check on F2FS_INLINE_DATA flag in inode during GC, so that, it can forbid migrating inline_data inode\u0027s data block for fixing.",
  "published": "2024-08-26T12:15:06Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00225,
  "epssPercentile": 0.13258,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.10.6-1",
      "fix": "DEBIAN-CVE-2024-44942",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-44942",
      "released": "2024-08-26T12:15:06Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.10.6-1",
      "fix": "DEBIAN-CVE-2024-44942",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-44942",
      "released": "2024-08-26T12:15:06Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}