USN-4215-1: NSS vulnerability

USN-4215-1: NSS vulnerability

nss vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 19.04
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS
• Ubuntu 14.04 ESM
• Ubuntu 12.04 ESM

Summary

NSS could be made to crash if it received a specially crafted certificate.

Software Description

• nss – Network Security Service library

Details

It was discovered that NSS incorrectly handled certain certificates.
An attacker could possibly use this issue to cause a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04

libnss3 – 2:3.42-1ubuntu2.4

Ubuntu 18.04 LTS

libnss3 – 2:3.35-2ubuntu2.6

Ubuntu 16.04 LTS

libnss3 – 2:3.28.4-0ubuntu0.16.04.9

Ubuntu 14.04 ESM

libnss3 – 2:3.28.4-0ubuntu0.14.04.5+esm3

Ubuntu 12.04 ESM

libnss3 – 2:3.28.4-0ubuntu0.12.04.6

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

• CVE-2019-17007

Source: USN-4215-1: NSS vulnerability