Executive Summary

Informations
Name CVE-2025-21795 First vendor Publication 2025-02-27
Vendor Cve Last vendor Modification 2025-03-13

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

In the Linux kernel, the following vulnerability has been resolved:

NFSD: fix hang in nfsd4_shutdown_callback

If nfs4_client is in courtesy state then there is no point to send the callback. This causes nfsd4_shutdown_callback to hang since cl_cb_inflight is not 0. This hang lasts about 15 minutes until TCP notifies NFSD that the connection was dropped.

This patch modifies nfsd4_run_cb_work to skip the RPC call if nfs4_client is in courtesy state.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21795

Sources (Detail)

https://git.kernel.org/stable/c/036ac2778f7b28885814c6fbc07e156ad1624d03
https://git.kernel.org/stable/c/23ad7797c74cd8f7f90617f1e59a8703e2b43908
https://git.kernel.org/stable/c/38d345f612503b850c2973e5a879f88e441b34d7
https://git.kernel.org/stable/c/abed68027ea3ab893ac85cc46a00e2e64a324239
https://git.kernel.org/stable/c/cedfbb92cf97a6bff3d25633001d9c44442ee854
https://git.kernel.org/stable/c/e88d2451cd42e025465d6b51fd716a47b0b3800d
https://git.kernel.org/stable/c/efa8a261c575f816c7e79a87aeb3ef8a0bd6b221
Source Url

Alert History

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0
1
Date Informations
2025-03-13 17:20:42
  • Multiple Updates
2025-02-27 09:20:31
  • First insertion