Executive Summary

Informations
Name CVE-2025-21758 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:

ipv6: mcast: add RCU protection to mld_newpack()

mld_newpack() can be called without RTNL or RCU being held.

Note that we no longer can use sock_alloc_send_skb() because ipv6.igmp_sk uses GFP_KERNEL allocations which can sleep.

Instead use alloc_skb() and charge the net->ipv6.igmp_sk socket under RCU protection.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-21758

Sources (Detail)

https://git.kernel.org/stable/c/1b91c597b0214b1b462eb627ec02658c944623f2
https://git.kernel.org/stable/c/25195f9d5ffcc8079ad743a50c0409dbdc48d98a
https://git.kernel.org/stable/c/29fa42197f26a97cde29fa8c40beddf44ea5c8f3
https://git.kernel.org/stable/c/a527750d877fd334de87eef81f1cb5f0f0ca3373
https://git.kernel.org/stable/c/d60d493b0e65647e0335e6a7c4547abcea7df8e9
https://git.kernel.org/stable/c/e8af3632a7f2da83e27b083f787bced1faba00b1
Source Url

Alert History

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0
1
Date Informations
2025-03-13 17:20:55
  • Multiple Updates
2025-02-27 09:20:31
  • First insertion