CVE-2011-2519

Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.

🔗 References (8)

• secalert@redhathttp://rhn.redhat.com/errata/RHSA-2011-1212.html
• secalert@redhathttp://www.openwall.com/lists/oss-security/2011/08/30/1
• secalert@redhathttp://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644
• secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=718882
• af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2011-1212.html
• af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/08/30/1
• af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644
• af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=718882