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The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 30, 2017 | Dec 13, 2012 |
| Debian | — | Upgrade xen | Jul 30, 2024 | Dec 13, 2012 |
| Gentoo Linux | — | Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen.Upgrade app-emulation/xen-pvgrub. | Oct 30, 2017 | Dec 13, 2012 |
| Suse | — | Upgrade xen-libs-32bitUpgrade xen-kmp-paeUpgrade xen-doc-pdfUpgrade xen-toolsUpgrade xen-libsUpgrade xen-kmp-defaultUpgrade xenUpgrade xen-doc-htmlUpgrade xen-develUpgrade xen-tools-domUUpgrade xen-kmp-trace | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Dec 13, 2012 |
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