USN-3736-1: libarchive vulnerabilities

13 August 2018

Several security issues were fixed in libarchive.

Releases

Packages

  • libarchive - Library to read/write archive files

Details

It was discovered that libarchive incorrectly handled certain archive files.
A remote 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-2016-10209, CVE-2016-10349, CVE-2016-10350)

Agostino Sarubbo discovered that libarchive incorrectly handled certain XAR files.
A remote 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-2017-14166)

It was discovered that libarchive incorrectly handled certain files.
A remote attacker could possibly use this issue to get access to sensitive
information. (CVE-2017-14501, CVE-2017-14503)

Update instructions

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

Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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