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Ubuntu 21.04 USN-4990-1 Moderate: Nettle Denial Of Service

ubuntu
Calendar Grey June 17, 2021
Dist Ubuntu Esm H88
Nettle patches for several Ubuntu distributions resolve critical vulnerabilities, such as potential remote denial of service threats.
Several security issues were fixed in Nettle.

Summary

Topics%20covered

Topics Covered

security advisory denial of service software update ubuntu cryptographic nettle

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04: libnettle8 3.7-2.1ubuntu1.1 Ubuntu 20.10: libnettle8 3.6-2ubuntu0.2 Ubuntu 20.04 LTS: libnettle7 3.5.1+really3.5.1-2ubuntu0.2 Ubuntu 18.04 LTS: libnettle6 3.4.1-0ubuntu0.18.04.1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4990-1

CVE-2018-16869, CVE-2021-3580

Severity
important
Lowest
Low
Medium
High
Critical

June 17, 2021

Topics%20covered

Topics Covered

security advisory denial of service software update ubuntu cryptographic nettle

Package Information

https://launchpad.net/ubuntu/+source/nettle/3.7-2.1ubuntu1.1 https://launchpad.net/ubuntu/+source/nettle/3.6-2ubuntu0.2 https://launchpad.net/ubuntu/+source/nettle/3.5.1+really3.5.1-2ubuntu0.2 https://launchpad.net/ubuntu/+source/nettle/3.4.1-0ubuntu0.18.04.1

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