An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS (or an arbitrary guest OS) because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory.
CVSS Details
- CVSS 3.0 Base Score: 6.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Sep 28, 2018 | Oct 18, 2017 |
| Debian | — | Upgrade xen | Nov 29, 2017 | Oct 18, 2017 |
| Gentoo Linux | — | Upgrade app-emulation/xen.Upgrade app-emulation/xen-tools. | Jan 15, 2018 | Oct 18, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Oct 12, 2017 |
| Suse | — | Upgrade xen-doc-htmlUpgrade xen-kmp-defaultUpgrade xenUpgrade xen-develUpgrade xen-doc-pdfUpgrade xen-libsUpgrade xen-libs-32bitUpgrade xen-kmp-paeUpgrade xen-toolsUpgrade xen-tools-domu | Oct 20, 2017 | Oct 18, 2017 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Oct 18, 2017 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub