1. Ubuntu Security Notices
  2. USN-4437-1

USN-4437-1: libslirp vulnerability

Publication date

27 July 2020

Overview

libslirp could be made to crash if it received specially crafted network traffic.

Releases

Packages

Details

Ziming Zhang and VictorV discovered that libslirp incorrectly handled
replying to certain ICMP echo requests. A remote attacker could possibly
use this issue to cause libslirp to crash, resulting in a denial of
service.

Ziming Zhang and VictorV discovered that libslirp incorrectly handled
replying to certain ICMP echo requests. A remote attacker could possibly
use this issue to cause libslirp to crash, resulting in a denial of
service.

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
20.04 focal libslirp0 –  4.1.0-2ubuntu2.1

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References

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