Double free vulnerability in the prepare_exec function in src/exec.c in Logsurfer 1.5b and earlier, and Logsurfer+ 1.7 and earlier, allows remote attackers to execute arbitrary commands via crafted strings in a log file.
https://bugs.gentoo.org/show_bug.cgi?id=387397
http://www.openwall.com/lists/oss-security/2011/10/17/4
http://www.openwall.com/lists/oss-security/2011/10/17/2
http://security.gentoo.org/glsa/glsa-201201-04.xml