========================================================================== Ubuntu Security Notice USN-1979-1 September 30, 2013 txt2man vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 13.04 - Ubuntu 12.10 - Ubuntu 12.04 LTS Summary: txt2man could be made to overwrite files. Software Description: - txt2man: Converts flat ASCII text to man page format Details: Patrick J Cherry discovered that txt2man contained leftover debugging code that incorrectly created a temporary file. A local attacker could possibly use this issue to overwrite arbitrary files. In the default Ubuntu installation, this should be prevented by the Yama link restrictions. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 13.04: txt2man 1.5.5-4ubuntu0.13.04.1 Ubuntu 12.10: txt2man 1.5.5-4ubuntu0.12.10.1 Ubuntu 12.04 LTS: txt2man 1.5.5-4ubuntu0.12.04.1 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1979-1 CVE-2013-1444 Package Information: https://launchpad.net/ubuntu/+source/txt2man/1.5.5-4ubuntu0.13.04.1 https://launchpad.net/ubuntu/+source/txt2man/1.5.5-4ubuntu0.12.10.1 https://launchpad.net/ubuntu/+source/txt2man/1.5.5-4ubuntu0.12.04.1
Reading our newsletter every Monday will keep you up-to-date with security news.
Receive a daily digest of the latest security news.