USN-8071-1: NSS vulnerability

Publication date

4 March 2026

Overview

NSS could be made to crash or run programs if it received specially crafted network traffic.


Packages

  • nss - Network Security Service library

Details

It was discovered that NSS incorrectly handled memory when performing
certain GHASH operations. A remote attacker could use this issue to cause
NSS to crash, resulting in a denial of service, or possibly execute
arbitrary code.

It was discovered that NSS incorrectly handled memory when performing
certain GHASH operations. A remote attacker could use this issue to cause
NSS to crash, resulting in a denial of service, or possibly execute
arbitrary code.

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
25.10 questing libnss3 –  2:3.114-1ubuntu0.1
24.04 LTS noble libnss3 –  2:3.98-1ubuntu0.1
22.04 LTS jammy libnss3 –  2:3.98-0ubuntu0.22.04.3

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