CVE-2011-0990 Information

Description

Race condition in the FastCopy optimization in the Array.Copy method in metadata/icall.c in Mono when Moonlight 2.x before 2.4.1 or 3.x before 3.99.3 is used allows remote attackers to trigger a buffer overflow and modify internal data structures and cause a denial of service (plugin crash) or corrupt the internal state of the security manager via a crafted media file in which a thread makes a change after a type check but before a copy action.

Reference

http://lists.opensuse.org/opensuse-updates/2011-04/msg00024.html http://openwall.com/lists/oss-security/2011/04/06/14 http://secunia.com/advisories/44002 http://secunia.com/advisories/44076 http://www.mono-project.com/Vulnerabilities http://www.securityfocus.com/bid/47208 http://www.vupen.com/english/advisories/2011/0904 https://bugzilla.novell.com/show_bug.cgi?id=667077 https://exchange.xforce.ibmcloud.com/vulnerabilities/66625 https://github.com/mono/mono/commit/2f00e4bbb2137130845afb1b2a1e678552fc8e5c