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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."
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade kernel-headersUpgrade kernelUpgrade kernel-develUpgrade kernel-xenUpgrade kernel-debug-develUpgrade kernel-docUpgrade kernel-debugUpgrade kernel-xen-devel | Dec 1, 2016 | Aug 12, 2011 |
| Debian | — | Upgrade xen | Jul 30, 2024 | Aug 12, 2011 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Oct 16, 2024 | Aug 12, 2011 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Apr 13, 2011 |
| Suse | — | Upgrade xen-toolsUpgrade xen-develUpgrade xen-doc-pdfUpgrade xenUpgrade xen-libsUpgrade xen-libs-32bitUpgrade xen-tools-domUUpgrade xen-kmp-paeUpgrade xen-doc-htmlUpgrade xen-kmp-default | Feb 17, 2015 | Jun 28, 2013 |
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