CVE-2025-39730

NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

07 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() The function needs to check the minimal filehandle length before it can access the embedded filehandle.

Affected products

References

https://git.kernel.org/stable/c/12ad3def2e5e0b120e3d0cb6ce8b7b796819ad40 https://git.kernel.org/stable/c/2ad40b7992aa26bc631afc1a995b0e3ddc30de3f https://git.kernel.org/stable/c/3570ef5c31314c13274c935a20b91768ab5bf412 https://git.kernel.org/stable/c/763810bb883cb4de412a72f338d80947d97df67b https://git.kernel.org/stable/c/7dd36f7477d1e03a1fcf8d13531ca326c4fb599f https://git.kernel.org/stable/c/7f8eca87fef7519e9c41f3258f25ebc2752247ee https://git.kernel.org/stable/c/b7f7866932466332a2528fda099000b035303485 https://git.kernel.org/stable/c/cb09afa0948d96b1e385d609ed044bb1aa043536 https://git.kernel.org/stable/c/ef93a685e01a281b5e2a25ce4e3428cf9371a205 https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html