7.4 High
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:M/Au:S/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
29.5%
Xen 4.1 before 4.1.1 and 4.0 before 4.0.2, when using PCI passthrough on
Intel VT-d chipsets that do not have interrupt remapping, allows guest OS
users to gain host OS privileges by “using DMA to generate MSI interrupts
by writing to the interrupt injection registers.”
Author | Note |
---|---|
kees | for full-virtualization issues, add qemu (and kvm) |
mdeslaur | 3.x probably not affected, marking as such |