This update fixes the following security issues in Xen:
* CVE-2012-5510: Grant table version switch list corruption
vulnerability (XSA-26)
* CVE-2012-5511: Several HVM operations do not validate the range of
their inputs (XSA-27)
* CVE-2012-5513: XENMEM_exchange may overwrite hypervisor memory
(XSA-29)
* CVE-2012-5514: Missing unlock in
guest_physmap_mark_populate_on_demand() (XSA-30)
* CVE-2012-5515: Several memory hypercall operations allow invalid
extent order values (XSA-31)
Also the following fix has been applied:
* bnc#777628 - guest 'disappears' after live migration
Updated block-dmmd script
Security Issues references:
* CVE-2012-5513
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5513>
* CVE-2012-5514
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5514>
* CVE-2012-5511
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5511>
* CVE-2012-5510
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5510>
* CVE-2012-5515
<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5515>