CVE-2025-38707 fs/ntfs3: Add sanity check for file name
A missing sanity check in the Linux kernel NTFS3 driver allows attackers to cause a denial of service via malformed file names.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2025-38707?
CVE-2025-38707 is a high-severity vulnerability in Debian Debian Linux, published on 4 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Add sanity check for file name
The length of the file name should be smaller than the directory entry size.
Which versions are affected by CVE-2025-38707?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2025-38707?
Apply the vendor's patch.
Is CVE-2025-38707 being exploited?
There is no known exploitation of CVE-2025-38707 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as AZL-66845, BELL-CVE-2025-38707, DEBIAN-CVE-2025-38707, GHSA-f5pp-p43c-5wxv, ROOT-OS-DEBIAN-11-CVE-2025-38707, ROOT-OS-DEBIAN-12-CVE-2025-38707 and 3 more.