An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Feb 15, 2019 | Dec 8, 2018 |
| Debian | — | Upgrade xen | Jan 16, 2019 | Dec 7, 2018 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Dec 8, 2018 |
| Suse | — | Upgrade xen-kmp-paeUpgrade xen-tools-domuUpgrade xen-libsUpgrade xen-kmp-defaultUpgrade xen-tools-xendomains-wait-diskUpgrade xen-toolsUpgrade xen-doc-htmlUpgrade xen-develUpgrade xenUpgrade xen-libs-32bit | Dec 12, 2018 | Dec 7, 2018 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Dec 8, 2018 |
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