CVE-2011-3594 Information

Description

The g_markup_escape_text function in the SILC protocol plug-in in libpurple 2.10.0 and earlier as used in Pidgin and possibly other products allows remote attackers to cause a denial of service (crash) via invalid UTF-8 sequences that trigger use of invalid pointers and an out-of-bounds read related to interactions with certain versions of glib2.

Reference

http://developer.pidgin.im/ticket/14636 http://developer.pidgin.im/viewmtn/revision/diff/be5e66abad2af29604bc794cc4c6600ab12751f3/with/7eb1f6d56cc58bbb5b56b7df53955d36b9b419b8 http://pidgin.im/news/security/?id=56 http://secunia.com/advisories/46376 http://www.mandriva.com/security/advisories?name=MDVSA-2011:183 http://www.redhat.com/support/errata/RHSA-2011-1371.html https://bugzilla.redhat.com/show_bug.cgi?id=743481 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A18034