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Ubuntu: 5901-1 Critical: GnuTLS Information Exposure Timing Attack

ubuntu
Calendar Grey February 28, 2023
Dist Ubuntu Esm H88
The recent GnuTLS patch tackles significant data leakage issues; impacted Ubuntu iterations are detailed along with guidance for applying the updates.
GnuTLS could be made to expose sensitive information over the network.

Summary

Topics%20covered

Topics Covered

security advisory critical software update timing attack information exposure ubuntu gnutls

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.10: libgnutls30 3.7.7-2ubuntu2.1 Ubuntu 22.04 LTS: libgnutls30 3.7.3-4ubuntu1.2 Ubuntu 20.04 LTS: libgnutls30 3.6.13-2ubuntu1.8 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5901-1

CVE-2023-0361

Severity
critical
Lowest
Low
Medium
High
Critical

February 28, 2023

Topics%20covered

Topics Covered

security advisory critical software update timing attack information exposure ubuntu gnutls

Package Information

https://launchpad.net/ubuntu/+source/gnutls28/3.7.7-2ubuntu2.1 https://launchpad.net/ubuntu/+source/gnutls28/3.7.3-4ubuntu1.2 https://launchpad.net/ubuntu/+source/gnutls28/3.6.13-2ubuntu1.8

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