GHSA-9M7W-275G-V9X3

Vulnerability from github – Published: 2025-12-24 12:30 – Updated: 2025-12-24 12:30
VLAI?
Details

In the Linux kernel, the following vulnerability has been resolved:

ntfs3: init run lock for extend inode

After setting the inode mode of $Extend to a regular file, executing the truncate system call will enter the do_truncate() routine, causing the run_lock uninitialized error reported by syzbot.

Prior to patch 4e8011ffec79, if the inode mode of $Extend was not set to a regular file, the do_truncate() routine would not be entered.

Add the run_lock initialization when loading $Extend.

syzbot reported: INFO: trying to register non-static key. Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 assign_lock_key+0x133/0x150 kernel/locking/lockdep.c:984 register_lock_class+0x105/0x320 kernel/locking/lockdep.c:1299 __lock_acquire+0x99/0xd20 kernel/locking/lockdep.c:5112 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868 down_write+0x96/0x1f0 kernel/locking/rwsem.c:1590 ntfs_set_size+0x140/0x200 fs/ntfs3/inode.c:860 ntfs_extend+0x1d9/0x970 fs/ntfs3/file.c:387 ntfs_setattr+0x2e8/0xbe0 fs/ntfs3/file.c:808

Show details on source website

{
  "affected": [],
  "aliases": [
    "CVE-2025-68369"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-24T11:16:00Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: init run lock for extend inode\n\nAfter setting the inode mode of $Extend to a regular file, executing the\ntruncate system call will enter the do_truncate() routine, causing the\nrun_lock uninitialized error reported by syzbot.\n\nPrior to patch 4e8011ffec79, if the inode mode of $Extend was not set to\na regular file, the do_truncate() routine would not be entered.\n\nAdd the run_lock initialization when loading $Extend.\n\nsyzbot reported:\nINFO: trying to register non-static key.\nCall Trace:\n dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120\n assign_lock_key+0x133/0x150 kernel/locking/lockdep.c:984\n register_lock_class+0x105/0x320 kernel/locking/lockdep.c:1299\n __lock_acquire+0x99/0xd20 kernel/locking/lockdep.c:5112\n lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5868\n down_write+0x96/0x1f0 kernel/locking/rwsem.c:1590\n ntfs_set_size+0x140/0x200 fs/ntfs3/inode.c:860\n ntfs_extend+0x1d9/0x970 fs/ntfs3/file.c:387\n ntfs_setattr+0x2e8/0xbe0 fs/ntfs3/file.c:808",
  "id": "GHSA-9m7w-275g-v9x3",
  "modified": "2025-12-24T12:30:29Z",
  "published": "2025-12-24T12:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68369"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/19164d8228317f3f1fe2662a9ba587cfe3b2d29e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6e17555728bc469d484c59db4a0abc65c19bc315"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ab5e8ebeee1caa4fcf8be7d8d62c0a7165469076"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/be99c62ac7e7af514e4b13f83c891a3cccefaa48"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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