1. Ubuntu Security Notices
  2. USN-6666-1

USN-6666-1: libuv vulnerability

Publication date

28 February 2024

Overview

libuv could be made to truncate certain hostnames.

Releases

Packages

  • libuv1 - asynchronous event notification library

Details

It was discovered that libuv incorrectly truncated certain hostnames. A
remote attacker could possibly use this issue with specially crafted
hostnames to bypass certain checks.

It was discovered that libuv incorrectly truncated certain hostnames. A
remote attacker could possibly use this issue with specially crafted
hostnames to bypass certain checks.

Update instructions

In general, a standard system update will 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
23.10 mantic libuv1 –  1.44.2-1ubuntu0.1
22.04 jammy libuv1 –  1.43.0-1ubuntu0.1
20.04 focal libuv1 –  1.34.2-1ubuntu1.5

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References

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