The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
CVSS Details
- CVSS 3.1 Base Score: 5.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 30, 2017 | Dec 13, 2012 |
| Centos_linux | — | Upgrade kernel-xen-develUpgrade kernel-debug-develUpgrade kernel-debugUpgrade kernel-headersUpgrade kernel-PAE-develUpgrade kernelUpgrade kernel-develUpgrade kernel-docUpgrade kernel-PAEUpgrade kernel-xen | Dec 1, 2016 | Dec 13, 2012 |
| Debian | — | Upgrade xen | Jul 30, 2024 | Dec 13, 2012 |
| Gentoo Linux | — | Upgrade app-emulation/xen.Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen-pvgrub. | Oct 30, 2017 | Dec 13, 2012 |
| Oracle_linux | — | Upgrade kernel | Oct 16, 2024 | Dec 13, 2012 |
| Suse | — | Upgrade xen-tools-domUUpgrade xenUpgrade xen-libs-32bitUpgrade xen-kmp-defaultUpgrade xen-toolsUpgrade xen-doc-pdfUpgrade xen-kmp-paeUpgrade xen-libsUpgrade xen-develUpgrade xen-kmp-traceUpgrade xen-doc-html | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Dec 13, 2012 |
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