CVE-2008-3687 Information

Description

Heap-based buffer overflow in the flask_security_label function in Xen 3.3 when compiled with the XSM:FLASK module allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.

Reference

http://invisiblethingslab.com/bh08/part2.pdf http://secunia.com/advisories/31561 http://theinvisiblethings.blogspot.com/2008/08/our-xen-0wning-trilogy-highlights.html http://www.nabble.com/-PATCH–XSM–FLASK–Argument-handling-bugs-in-XSM:FLASK-to18536032.html http://www.securityfocus.com/bid/30834 http://www.securitytracker.com/id?1020731 http://www.vupen.com/english/advisories/2008/2426 http://xenbits.xensource.com/xen-3.3-testing.hg?rev/fa66b33f975a https://exchange.xforce.ibmcloud.com/vulnerabilities/44608