The xenlight library (libxl) in Xen 4.0.x through 4.2.x, when IOMMU is disabled, provides access to a busmastering-capable PCI passthrough device before the IOMMU setup is complete, which allows local HVM guest domains to gain privileges or cause a denial of service via a DMA instruction.
CVSS Details
- CVSS 3.1 Base Score: 7.8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Sep 20, 2017 | Sep 12, 2013 |
| Debian | — | Upgrade xen | Jul 30, 2024 | Sep 12, 2013 |
| Gentoo Linux | — | Upgrade app-emulations/xen.Upgrade app-emulations/xen-pvgrub.Upgrade app-emulations/xen-tools. | Oct 30, 2017 | Sep 12, 2013 |
| Suse | — | Upgrade xen-doc-pdfUpgrade xen-develUpgrade xen-doc-htmlUpgrade xen-tools-domUUpgrade xen-libsUpgrade xen-toolsUpgrade xen-kmp-traceUpgrade xen-libs-32bitUpgrade xen-kmp-defaultUpgrade xenUpgrade xen-kmp-paeUpgrade sle-sdk-release | Dec 12, 2013 | Sep 12, 2013 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Sep 12, 2013 |
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