USN-1366-1: devscripts vulnerabilities

15 February 2012

devscripts vulnerabilities

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

  • Ubuntu 11.10
  • Ubuntu 11.04
  • Ubuntu 10.10
  • Ubuntu 10.04 LTS
  • Ubuntu 8.04 LTS

Summary

debdiff, a part of devscripts, could be made to run programs as your login if it opened a specially crafted file.

Software Description

  • devscripts - scripts to make the life of a Debian Package maintainer easier

Details

Paul Wise discovered that debdiff did not properly sanitize its input when processing .dsc and .changes files. If debdiff processed a crafted file, an attacker could execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0210)

Raphael Geissert discovered that debdiff did not properly sanitize its input when processing source packages. If debdiff processed an original source tarball, with crafted filenames in the top-level directory, an attacker could execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0211)

Raphael Geissert discovered that debdiff did not properly sanitize its input when processing filename parameters. If debdiff processed a crafted filename parameter, an attacker could execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0212)

Update instructions

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

Ubuntu 11.10
devscripts - 2.11.1ubuntu3.1
Ubuntu 11.04
devscripts - 2.10.69ubuntu2.1
Ubuntu 10.10
devscripts - 2.10.67ubuntu1.1
Ubuntu 10.04 LTS
devscripts - 2.10.61ubuntu5.1
Ubuntu 8.04 LTS
devscripts - 2.10.11ubuntu5.8.04.5

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