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.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 30, 2017 | Dec 13, 2012 |
| Centos_linux | — | Upgrade kernel-xenUpgrade kernel-PAEUpgrade kernel-develUpgrade kernel-docUpgrade kernelUpgrade kernel-debugUpgrade kernel-xen-develUpgrade kernel-debug-develUpgrade kernel-headersUpgrade kernel-PAE-devel | Dec 1, 2016 | Dec 13, 2012 |
| Debian | — | Upgrade xen | Jul 30, 2024 | Dec 13, 2012 |
| Gentoo Linux | — | Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen-pvgrub.Upgrade app-emulation/xen. | Oct 30, 2017 | Dec 13, 2012 |
| Oracle_linux | — | Upgrade kernel | Oct 16, 2024 | Dec 13, 2012 |
| Suse | — | Upgrade xen-doc-htmlUpgrade xen-kmp-paeUpgrade xen-libsUpgrade xen-develUpgrade xen-kmp-traceUpgrade xen-toolsUpgrade xen-libs-32bitUpgrade xen-tools-domUUpgrade xenUpgrade xen-kmp-defaultUpgrade xen-doc-pdf | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Dec 13, 2012 |
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