Xen Security Advisory CVE-2017-10923
by CIRT Team
Description: Xen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.
Impact: A guest may cause a hypervisor crash, resulting in a Denial of Service (DoS).
Mitigation: Updates are available. Please check specific vendor advisory for more information.
Reference URL’s:
- https://xenbits.xen.org/xsa/advisory-225.html
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-10923
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