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An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0] can occur after a non-canonical address is passed to the TLB flushing code. NOTE: this issue exists because of an incorrect CVE-2017-5754 (aka Meltdown) mitigation.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Feb 15, 2019 | Dec 8, 2018 |
| Debian | — | Upgrade xen | Jan 16, 2019 | Dec 7, 2018 |
| Suse | — | Upgrade xen-kmp-paeUpgrade xen-toolsUpgrade xen-kmp-defaultUpgrade xen-doc-htmlUpgrade xen-tools-xendomains-wait-diskUpgrade xen-libs-32bitUpgrade xenUpgrade xen-tools-domUUpgrade xen-libsUpgrade xen-devel | Dec 12, 2018 | Dec 7, 2018 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Dec 8, 2018 |
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