PT-2013-2136 · Amd+2 · Xen+2
Published
2013-02-14
·
Updated
2024-06-15
·
CVE-2013-0153
CVSS v2.0
4.7
Medium
| Vector | AV:L/AC:M/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
Xen versions 3.3, 4.1.x, 4.2.x
Description
The issue arises from the AMD IOMMU support in Xen when using AMD-Vi for PCI passthrough. It uses the same interrupt remapping table for the host and all guests. This allows guests to cause a denial of service by injecting an interrupt into other guests.
Recommendations
For Xen versions 3.3, 4.1.x, 4.2.x, consider disabling the AMD IOMMU support or restricting PCI passthrough to minimize the risk of exploitation until a patch is available.
Fix
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Related Identifiers
Affected Products
Red Hat
Suse
Xen