An exploitable out-of-bounds ready exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT contact information sent from the server can result in memory disclosure. External references: http://www.talosintel.com/reports/TALOS-2016-0143/ http://www.pidgin.im/news/security/?id=108 Upstream fixes: https://bitbucket.org/pidgin/main/commits/b786e9814536