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CVE-2011-3131
Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host…
Medium4.6EPSS 0.44%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host hang) via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.6 | AV:L/AC:L/Au:S/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.44% · top 62% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.6.
Weakness
Affected products
n/a
- affected n/a
References (7)
- http://xenbits.xen.org/hg/staging/xen-4.1-testing.hg/rev/84e3706df07a (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2582 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 45622 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [Xen-devel] 20110812 Xen Advisory 5 (CVE-2011-3131) IOMMU fault livelock (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 51468 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [Xen-devel] 20110616 IOMMU faults (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 49146 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .