Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation.
CVSS Details
- CVSS 3.0 Base Score: 7.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 30, 2017 | Jan 26, 2017 |
| Debian | — | Upgrade xen | Mar 31, 2017 | Jan 26, 2017 |
| Freebsd | — | Upgrade xen-kernel | Dec 22, 2016 | Dec 20, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Dec 19, 2016 |
| Suse | — | Upgrade xen-doc-htmlUpgrade xen-tools-xendomains-wait-diskUpgrade xen-libsUpgrade xen-tools-domUUpgrade xen-develUpgrade xen-doc-pdfUpgrade xenUpgrade xen-kmp-defaultUpgrade xen-toolsUpgrade xen-libs-32bitUpgrade xen-kmp-pae | Dec 24, 2016 | Dec 21, 2016 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Jan 26, 2017 |
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