Xen up to and including 4.8.x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222.
Xen through 48x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222 ...
Description of Problem A number of security issues have been identified within Citrix XenServer These issues could, if exploited, allow a malicious administrator of a guest VM to compromise the host The issues have the identifiers: CVE-2017-10920, CVE-2017-10921 and CVE-2017-10922 (High): Grant table operations mishandle reference counts C ...
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