Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 524
Alerts This Week
Warning Icon 1 524

Ubuntu 15.10 USN-2938-1 Critical: Git Remote Code Execution

ubuntu
Calendar Grey March 21, 2016
Scroller Ubuntu
Stay secure against Git vulnerabilities in Ubuntu 15.10 and LTS by updating your system, patching Git, and enforcing access controls for repositories
Git could be made to crash or run programs as your login if it received changes from a specially crafted remote repository.

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)

Topics%20covered

Topics Covered

security advisory denial of service critical issue remote code execution ubuntu updates git

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

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

References

https://ubuntu.com/security/notices/USN-2938-1

CVE-2016-2315, CVE-2016-2324

Severity
critical
Lowest
Low
Medium
High
Critical

March 21, 2016

Topics%20covered

Topics Covered

security advisory denial of service critical issue remote code execution ubuntu updates git

Package Information

https://launchpad.net/ubuntu/+source/git/1:2.5.0-1ubuntu0.2
https://launchpad.net/ubuntu/+source/git/1:1.9.1-1ubuntu0.3
https://launchpad.net/ubuntu/+source/git/1:1.7.9.5-1ubuntu0.3

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.