USN-7248-1: libndp vulnerability

Publication date

3 February 2025

Overview

libndp could be made to crash or run programs if it received specially crafted network traffic.


Packages

  • libndp - Library for Neighbor Discovery Protocol

Details

It was discovered that libndp incorrectly handled certain malformed IPv6
router advertisement packets. A local attacker could possibly use this
issue to cause NetworkManager to crash, resulting in a denial of service,
or the execution of arbitrary code.

It was discovered that libndp incorrectly handled certain malformed IPv6
router advertisement packets. A local attacker could possibly use this
issue to cause NetworkManager to crash, resulting in a denial of service,
or the execution of arbitrary code.

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
18.04 bionic libndp0 –  1.6-1ubuntu0.1~esm1  
16.04 xenial libndp0 –  1.4-2ubuntu0.16.04.1+esm1  

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