============================================================================ Ubuntu Security Notice USN-1593-1 October 02, 2012 devscripts vulnerabilities ============================================================================ A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.04 LTS - Ubuntu 11.10 - Ubuntu 11.04 - Ubuntu 10.04 LTS Summary: Several security issues were fixed in devscripts. Software Description: - devscripts: scripts to make the life of a Debian Package maintainer easier Details: Raphael Geissert discovered that the debdiff.pl tool incorrectly handled shell metacharacters. If a user or automated system were tricked into processing a specially crafted filename, a remote attacher could possibly execute arbitrary code. (CVE-2012-0212) Raphael Geissert discovered that the dscverify tool incorrectly escaped arguments to external commands. If a user or automated system were tricked into processing specially crafted files, a remote attacher could possibly execute arbitrary code. (CVE-2012-2240) Raphael Geissert discovered that the dget tool incorrectly performed input validation. If a user or automated system were tricked into processing specially crafted files, a remote attacher could delete arbitrary files. (CVE-2012-2241) Raphael Geissert discovered that the dget tool incorrectly escaped arguments to external commands. If a user or automated system were tricked into processing specially crafted files, a remote attacher could possibly execute arbitrary code. This issue only affected Ubuntu 10.04 LTS and Ubuntu 11.04. (CVE-2012-2242) Jim Meyering discovered that the annotate-output tool incorrectly handled temporary files. A local attacker could use this flaw to alter files being processed by the annotate-output tool. On Ubuntu 11.04 and later, this issue was mitigated by the Yama kernel symlink restrictions. (CVE-2012-3500) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 LTS: devscripts 2.11.6ubuntu1.4 Ubuntu 11.10: devscripts 2.11.1ubuntu3.2 Ubuntu 11.04: devscripts 2.10.69ubuntu2.2 Ubuntu 10.04 LTS: devscripts 2.10.61ubuntu5.3 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1593-1 CVE-2012-0212, CVE-2012-2240, CVE-2012-2241, CVE-2012-2242, CVE-2012-3500 Package Information: https://launchpad.net/ubuntu/+source/devscripts/2.11.6ubuntu1.4 https://launchpad.net/ubuntu/+source/devscripts/2.11.1ubuntu3.2 https://launchpad.net/ubuntu/+source/devscripts/2.10.69ubuntu2.2 https://launchpad.net/ubuntu/+source/devscripts/2.10.61ubuntu5.3