Multiple use-after-free vulnerabilities in OpenTTD 1.0.x before 1.0.5 allow (1) remote attackers to cause a denial of service (invalid write and daemon crash) by abruptly disconnecting during transmission of the map from the server, related to network/network_server.cpp; (2) remote attackers to cause a denial of service (invalid read and daemon crash) by abruptly disconnecting, related to network/network_server.cpp; and (3) remote servers to cause a denial of service (invalid read and application crash) by forcing a disconnection during the join process, related to network/network.cpp.
lists.fedoraproject.org/pipermail/package-announce/2010-December/052187.html
lists.fedoraproject.org/pipermail/package-announce/2010-December/052193.html
marc.info/?l=oss-security&m=128975491407670&w=2
marc.info/?l=oss-security&m=128984298802678&w=2
secunia.com/advisories/42578
security.openttd.org/en/CVE-2010-4168
security.openttd.org/en/patch/28.patch
vcs.openttd.org/svn/changeset/21182
www.securityfocus.com/bid/44844
www.vupen.com/english/advisories/2010/2985
www.vupen.com/english/advisories/2010/3199