The System.CodeDom.Compiler classes in Novell Mono create temporary files with insecure permissions, which allows local users to overwrite arbitrary files or execute arbitrary code via a symlink attack.
fedoranews.org/cms/node/2401
secunia.com/advisories/22237
secunia.com/advisories/22277
secunia.com/advisories/22614
secunia.com/advisories/23154
secunia.com/advisories/23213
secunia.com/advisories/23776
security.gentoo.org/glsa/glsa-200611-23.xml
www.mandriva.com/security/advisories?name=MDKSA-2006:188
www.novell.com/linux/security/advisories/2006_73_mono.html
www.securityfocus.com/bid/20340
www.ubuntu.com/usn/usn-357-1
www.vupen.com/english/advisories/2006/3911
exchange.xforce.ibmcloud.com/vulnerabilities/29353