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Ubuntu 23.10 USN-6666-1 Moderate: Libuv Hostname Truncation Issue

ubuntu
Calendar Grey February 28, 2024
Dist Ubuntu Esm H88
A security flaw identified in libuv poses risks to Ubuntu systems; users are advised to apply updates to mitigate possible hostname truncation exploitation.
libuv could be made to truncate certain hostnames.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: libuv could be made to truncate certain hostnames. Software Description: - 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.

Topics%20covered

Topics Covered

security advisory remote attack moderate severity ubuntu libuv truncation

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10: libuv1 1.44.2-1ubuntu0.1 Ubuntu 22.04 LTS: libuv1 1.43.0-1ubuntu0.1 Ubuntu 20.04 LTS: libuv1 1.34.2-1ubuntu1.5 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6666-1

CVE-2024-24806

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6666-1

Topics%20covered

Topics Covered

security advisory remote attack moderate severity ubuntu libuv truncation

Package Information

https://launchpad.net/ubuntu/+source/libuv1/1.44.2-1ubuntu0.1 https://launchpad.net/ubuntu/+source/libuv1/1.43.0-1ubuntu0.1 https://launchpad.net/ubuntu/+source/libuv1/1.34.2-1ubuntu1.5

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