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 | alpine-linux-upgrade-xen | Feb 15, 2019 | Dec 8, 2018 | |
| Debian | debian-upgrade-xen | Jan 16, 2019 | Dec 7, 2018 | |
| Redhat_linux | — | no-fix-redhat-rpm-package | Jul 9, 2025 | Dec 8, 2018 |
| Suse | — | suse-upgrade-xensuse-upgrade-xen-develsuse-upgrade-xen-doc-htmlsuse-upgrade-xen-kmp-defaultsuse-upgrade-xen-kmp-paesuse-upgrade-xen-libssuse-upgrade-xen-libs-32bitsuse-upgrade-xen-toolssuse-upgrade-xen-tools-domususe-upgrade-xen-tools-xendomains-wait-disk | Dec 12, 2018 | Dec 7, 2018 |
| Ubuntu | no-fix-ubuntu-package | Jun 26, 2025 | Dec 8, 2018 |
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