The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade linux-grsecUpgrade xenUpgrade qemuUpgrade linux-vanilla. | Aug 30, 2017 | Dec 17, 2015 |
| Debian | — | Upgrade xen | Mar 22, 2016 | Jan 22, 2016 |
| Freebsd | — | Upgrade xen-kernel | Dec 10, 2025 | Feb 28, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 20, 2016 |
| Suse | — | Upgrade xen-libs-32bitUpgrade xenUpgrade xen-tools-domUUpgrade xen-doc-htmlUpgrade xen-doc-pdfUpgrade xen-toolsUpgrade xen-libsUpgrade xen-develUpgrade xen-kmp-defaultUpgrade xen-kmp-paeUpgrade xen-kmp-traceUpgrade xen-tools-xendomains-wait-disk | Mar 28, 2016 | Jan 22, 2016 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Jan 22, 2016 |
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