The do_gameinfo function in BomberClone 0.11.6 and earlier, and possibly other functions, does not reset the packet data size, which causes the send_pkg function (packets.c) to use this data size when sending a reply, and allows remote attackers to read portions of server memory.
aluigi.altervista.org/adv/bcloneboom-adv.txt
aluigi.org/poc/bcloneboom.zip
secunia.com/advisories/21303
secunia.com/advisories/21985
www.debian.org/security/2006/dsa-1180
www.osvdb.org/27648
www.securityfocus.com/bid/19255
www.vupen.com/english/advisories/2006/3067
exchange.xforce.ibmcloud.com/vulnerabilities/28092