GSD-2023-1000399 fs/ntfs3: don't hold ni_lock when calling truncate_setsize()
A race condition in the Linux kernel NTFS3 driver can cause a system crash when truncating files, requiring local access to exploit.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000399?
GSD-2023-1000399 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
fs/ntfs3: don't hold ni_lock when calling truncate_setsize()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.19 by commit 6bb6b1c6b0c31e36736b87a39dd1cbbd9d5ec22f, it was introduced in version v5.15 by commit 4342306f0f0d5ff4315a204d315c1b51b914fca5. For more details please see the references link.
Which versions are affected by GSD-2023-1000399?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000399?
No fix has been published for GSD-2023-1000399 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000399 being exploited?
There is no known exploitation of GSD-2023-1000399 in the wild and no public exploit code.