CVE-2014-2580 Information

Description

The netback driver in Xen when using certain Linux versions that do not allow sleeping in softirq context allows local guest administrators to cause a denial of service (\scheduling while atomic\ error and host crash) via a malformed packet which causes a mutex to be taken when trying to disable the interface.

Reference

http://www.openwall.com/lists/oss-security/2014/03/24/6 http://www.openwall.com/lists/oss-security/2014/03/24/8 http://www.securityfocus.com/bid/66386 http://www.securitytracker.com/id/1029949 http://xenbits.xen.org/xsa/advisory-90.html