USN-2938-1: Git vulnerabilities

21 March 2016

git vulnerabilities

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

  • Ubuntu 15.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Git could be made to crash or run programs as your login if it received changes from a specially crafted remote repository.

Software Description

  • git - fast, scalable, distributed revision control system

Details

Laël Cellier discovered that Git incorrectly handled path strings in crafted Git repositories. A remote attacker could use this issue to cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking Git. (CVE-2016-2315, CVE-2016-2324)

Update instructions

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

Ubuntu 15.10
git - 1:2.5.0-1ubuntu0.2
Ubuntu 14.04 LTS
git - 1:1.9.1-1ubuntu0.3
Ubuntu 12.04 LTS
git - 1:1.7.9.5-1ubuntu0.3

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

In general, a standard system update will make all the necessary changes.

References