CVE-2025-39730: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()
In the Linux kernel, the following vulnerability has been resolved:
NFS: Fix filehandle bounds checking in nfsfhtodentry()
The function needs to check the minimal filehandle length before it can access the embedded filehandle.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-39730?
CVE-2025-39730 has been assigned a moderate severity level due to its impact on the integrity of filehandle processing in the Linux kernel.
How do I fix CVE-2025-39730?
To fix CVE-2025-39730, update to the latest version of the Linux kernel where the vulnerability has been patched.
What are the potential impacts of exploiting CVE-2025-39730?
Exploitation of CVE-2025-39730 could allow unauthorized access or manipulation of the file system via NFS.
Which versions of the Linux kernel are affected by CVE-2025-39730?
CVE-2025-39730 affects specific versions of the Linux kernel that handle NFS filehandles without proper bounds checking.
Is CVE-2025-39730 related to NFS file system vulnerabilities?
Yes, CVE-2025-39730 is specifically related to vulnerabilities in the NFS file system handling within the Linux kernel.