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The memory_exchange function in common/memory.c in Xen 3.2.x through 4.6.x does not properly release locks, which might allow guest OS administrators to cause a denial of service (deadlock or host crash) via unspecified vectors, related to XENMEM_exchange error handling.
| 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 | Dec 17, 2015 |
| Freebsd | — | Upgrade xen-kernel | Dec 10, 2025 | Jan 6, 2016 |
| Gentoo Linux | — | Upgrade app-emulation/xen-tools.Upgrade app-emulation/pvgrub.Upgrade app-emulation/xen.Upgrade app-emulation/xen-pvgrub. | Oct 30, 2017 | Dec 17, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Dec 8, 2015 |
| Suse | — | Upgrade xen-doc-pdfUpgrade xen-libs-32bitUpgrade xen-toolsUpgrade xen-tools-xendomains-wait-diskUpgrade xen-kmp-paeUpgrade xenUpgrade xen-libsUpgrade xen-develUpgrade xen-kmp-traceUpgrade xen-tools-domUUpgrade xen-doc-htmlUpgrade xen-kmp-default | Jan 4, 2016 | Dec 17, 2015 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Dec 17, 2015 |
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