CVE-2011-3131 describes a denial-of-service vulnerability in Xen 4.1.1 and earlier. A malicious local guest operating system kernel, controlling a PCI[E] device, can flood the IOMMU with crafted DMA requests, leading to a livelock, high CPU consumption, and a host system hang. This vulnerability has a CVSS score of 4.6, indicating a low attack complexity and requiring authenticated access, but resulting in complete availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.1.1CPE matchmatch criteria | cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:S/C:N/I:N/A:C
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.