=========================================================================Ubuntu Security Notice USN-3829-1
November 27, 2018
git vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Git.
Software Description:
- git: fast, scalable, distributed revision control system
Details:
It was discovered that Git incorrectly handled layers of tree objects.
An attacker could possibly use this issue to cause a denial of service.
This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS.
(CVE-2017-15298)
It was discovered that Git incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.
This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10.
(CVE-2018-19486)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
git 1:2.19.1-1ubuntu1.1
Ubuntu 18.04 LTS:
git 1:2.17.1-1ubuntu0.4
Ubuntu 16.04 LTS:
git 1:2.7.4-0ubuntu1.6
Ubuntu 14.04 LTS:
git 1:1.9.1-1ubuntu0.10
In general, a standard system update will make all the necessary
changes.
References:
https://ubuntu.com/security/notices/USN-3829-1
CVE-2017-15298, CVE-2018-19486
Package Information:
https://launchpad.net/ubuntu/+source/git/1:2.19.1-1ubuntu1.1
https://launchpad.net/ubuntu/+source/git/1:2.17.1-1ubuntu0.4
https://launchpad.net/ubuntu/+source/git/1:2.7.4-0ubuntu1.6
https://launchpad.net/ubuntu/+source/git/1:1.9.1-1ubuntu0.10
