Off-by-one error in the DecompressRTF function in ytnef.c in Yerase's TNEF Stream Reader allows remote attackers to cause a denial of service (crash) via a crafted TNEF file, which triggers a buffer overflow.Referenceshttp://sourceforge.net/p/ytnef/bugs/13/http://www.openwall.com/lists/oss-security/2013/04/11/1https://bugzilla.redhat.com/show_bug.cgi?id=831322http://www.securityfocus.com/bid/54484https://lists.fedoraproject.org/pipermail/package-announce/2012-July/083804.htmlhttps://lists.fedoraproject.org/pipermail/package-announce/2012-July/083853.html