Multiple directory traversal vulnerabilities in Lintian 1.23.x through 1.23.28, 1.24.x through 1.24.2.1, and 2.x before 2.3.2 allow remote attackers to overwrite arbitrary files or obtain sensitive information via vectors involving (1) control field names, (2) control field values, and (3) control files of patch systems.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-3984
http://www.securityfocus.com/bid/37975
http://secunia.com/advisories/38379
http://secunia.com/advisories/38375
http://packages.qa.debian.org/l/lintian/news/20100128T015554Z.html
http://packages.debian.org/changelogs/pool/main/l/lintian/lintian_2.3.2/changelog
http://git.debian.org/?p=lintian/lintian.git%3Ba=commit%3Bh=fbe0c92b2ef7e360d13414bf40d6af5507d0c86d
http://git.debian.org/?p=lintian/lintian.git%3Ba=commit%3Bh=c8d01f062b3e5137cf65196760b079a855c75e00