Directory traversal vulnerability in the unpacking functionality in dpkg before 1.15.9, 1.16.x before 1.16.13, and 1.17.x before 1.17.8 allows remote attackers to write arbitrary files via a crafted source package, related to C-style filename quoting. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-0471