An issue was discovered in Xen through 4.14.x allowing x86 PV guest OS users to gain guest OS privileges by modifying kernel memory contents, because invalidation of TLB entries is mishandled during use of an INVLPG-like attack technique.
CVSS Details
- CVSS 3.1 Base Score: 5.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Mar 26, 2024 | Oct 22, 2020 |
| Debian | — | Upgrade xen | Dec 7, 2020 | Oct 22, 2020 |
| Gentoo Linux | — | Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen. | Nov 12, 2020 | Oct 22, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Oct 22, 2020 |
| Suse | — | Upgrade xen-libs-32bitUpgrade xen-kmp-paeUpgrade xenUpgrade xen-kmp-defaultUpgrade xen-tools-xendomains-wait-diskUpgrade xen-libsUpgrade xen-develUpgrade xen-doc-htmlUpgrade xen-tools-domuUpgrade xen-tools | Dec 11, 2020 | Oct 22, 2020 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Oct 22, 2020 |
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