Linux Kernel Vulnerability in IP Multicast Routing Management
CVE-2025-21719

Currently unrated

Key Information:

Vendor: Linux
Status: Linux
Vendor: CVE Published:; 27 February 2025

What is CVE-2025-21719?

A vulnerability in the Linux kernel's IP multicast routing management has been identified, where improper handling of unres entries leads to potential system crashes. This flaw, stemming from an erroneous function call to mr_mfc_uses_dev(), can cause memory access issues, impacting overall network stability. The code has been determined ineffective and is scheduled for removal to mitigate these risks. Keeping systems updated with the latest kernel patches will help safeguard against this vulnerability.

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