Unrestricted Access to PCI MSI Mask Bits in Xen 3.3.x through 4.5.x

CVE-2015-4104 · HIGH Severity

AV:N/AC:L/AU:N/C:N/I:N/A:C

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (unexpected interrupt and host crash) via unspecified vectors.

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