74%
44%
165%
Xen 4.1.x and 4.2.x, when the XSA-45 patch is in place, does not properly maintain references on pages stored for deferred cleanup, which allows local PV guest kernels to cause a denial of service (premature page free and hypervisor crash) or possibly gain privileges via unspecified vectors.
Xen 4.1.x and 4.2.x, when the XSA-45 patch is in place, does not properly maintain references on pages stored for deferred cleanup, which allows local PV guest kernels to cause a denial of service (premature page free and hypervisor crash) or possibly gain privileges via unspecified vectors.
CVSS 2.0 Base Score 7.4. CVSS Attack Vector: adjacent_network. CVSS Attack Complexity: medium. CVSS Vector: (AV:A/AC:M/Au:S/C:C/I:C/A:C).
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