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Ubuntu Security Notice USN-3898-2

Ubuntu Security Notice USN-3898-2
Posted Feb 27, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3898-2 - USN-3898-1 fixed a vulnerability in NSS. This update provides the corresponding update for Ubuntu 12.04 ESM. Hanno BAPck and Damian Poddebniak discovered that NSS incorrectly handled certain CMS functions. A remote attacker could possibly use this issue to cause NSS to crash, resulting in a denial of service. Various other issues were also addressed.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2018-18508
SHA-256 | 1d29daa586638d1687e2c77add0bb7c8b731fb2a215cc537c3825c522bfe4767

Ubuntu Security Notice USN-3898-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-3898-2
February 27, 2019

nss vulnerability
==========================================================================

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

- Ubuntu 12.04 ESM

Summary:

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

Software Description:
- nss: Network Security Service library

Details:

USN-3898-1 fixed a vulnerability in NSS. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Hanno BAPck and Damian Poddebniak discovered that NSS incorrectly
handled certain CMS functions. A remote attacker could possibly use
this issue to cause NSS to crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 12.04 ESM:
libnss3 2:3.28.4-0ubuntu0.12.04.3

After a standard system update you need to restart any applications
that use NSS, such as Evolution, to make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3898-2
https://usn.ubuntu.com/usn/usn-3898-1
CVE-2018-18508
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