N/A - USN-3028-1

Executive Summary

Summary
Title	NSPR vulnerability

Informations
Name	USN-3028-1	First vendor Publication	2016-07-11
Vendor	Ubuntu	Last vendor Modification	2016-07-11
Severity (Vendor)	N/A	Revision	N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score	NA
Base Score	NA	Environmental Score	NA
impact SubScore	NA	Temporal Score	NA
Exploitabality Sub Score	NA

Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 16.04 LTS - Ubuntu 15.10 - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

NSPR could be made to crash or run programs if it received specially crafted input.

Software Description: - nspr: NetScape Portable Runtime Library

Details:

It was discovered that NSPR incorrectly handled memory allocation. A remote attacker could use this issue to cause NSPR to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 16.04 LTS:
libnspr4 2:4.12-0ubuntu0.16.04.1

Ubuntu 15.10:
libnspr4 2:4.12-0ubuntu0.15.10.1

Ubuntu 14.04 LTS:
libnspr4 2:4.12-0ubuntu0.14.04.1

Ubuntu 12.04 LTS:
libnspr4 4.12-0ubuntu0.12.04.1

After a standard system update you need to restart your session to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-3028-1
CVE-2016-1951

Package Information:
https://launchpad.net/ubuntu/+source/nspr/2:4.12-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/nspr/2:4.12-0ubuntu0.15.10.1
https://launchpad.net/ubuntu/+source/nspr/2:4.12-0ubuntu0.14.04.1
https://launchpad.net/ubuntu/+source/nspr/4.12-0ubuntu0.12.04.1