ntfs3: init run lock for extend inode
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
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
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 5.15.197 to before 5.15.198; 6.1.159 to before 6.1.160; 6.6.117 to before 6.6.120; 6.12.58 to before 6.12.63; 6.17.8 to before 6.17.13 | 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13 | Patch available | CNA |
| Linux | Linux | 6.18 and later | 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19 | Patch available | CNA |
- Linux VendorLinux Affected 5.15.197 to before 5.15.198; 6.1.159 to before 6.1.160; 6.6.117 to before 6.6.120; 6.12.58 to before 6.12.63; 6.17.8 to before 6.17.13 Fixed in 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13 Patch available CNA
- Linux VendorLinux Affected 6.18 and later Fixed in 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19 Patch available CNA
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13
- Fix · CNA Linux (Linux) Fixed in 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2025-68369
- 2026-10-03 Alias added: GHSA-9m7w-275g-v9x3
References
Other 7
- https://git.kernel.org/stable/c/79c8a77b1782e2ace96d063be3c41ba540d1e20a
- https://git.kernel.org/stable/c/433d1f7c628c3cbdd7efce064d6c7acd072cf6c4
- https://git.kernel.org/stable/c/907bf69c6b6ce5d038eec7a599d67b45b62624bc
- https://git.kernel.org/stable/c/6e17555728bc469d484c59db4a0abc65c19bc315
- https://git.kernel.org/stable/c/19164d8228317f3f1fe2662a9ba587cfe3b2d29e
- https://git.kernel.org/stable/c/ab5e8ebeee1caa4fcf8be7d8d62c0a7165469076
- https://git.kernel.org/stable/c/be99c62ac7e7af514e4b13f83c891a3cccefaa48
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Sources
- CVE-2025-68369 · CVE Program
- CVE-2025-68369 · NVD
- FIRST EPSS
- GHSA-9m7w-275g-v9x3 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-68369 · Red Hat security data · CC BY 4.0
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