The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade xen | Jul 30, 2024 | Mar 12, 2015 |
| Freebsd | — | Upgrade xen-kernel | Dec 10, 2025 | Jul 11, 2015 |
| Gentoo Linux | — | Upgrade app-emulation/xen. | Oct 30, 2017 | Mar 12, 2015 |
| Suse | — | Upgrade xen-kmp-traceUpgrade xen-kmp-defaultUpgrade xen-doc-pdfUpgrade xen-kmp-paeUpgrade xen-toolsUpgrade xen-tools-domUUpgrade xen-libsUpgrade xen-doc-htmlUpgrade xen-develUpgrade xen-libs-32bitUpgrade xen | Dec 18, 2015 | Mar 12, 2015 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Mar 12, 2015 |
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