An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging a race condition that arose when XENMEM_exchange was introduced.
CVSS Details
- CVSS 3.1 Base Score: 7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade xen | Oct 10, 2019 | Oct 8, 2019 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Oct 8, 2019 |
| Suse | — | Upgrade xen-toolsUpgrade xen-libs-32bitUpgrade xen-libsUpgrade xen-kmp-paeUpgrade xen-develUpgrade xen-tools-domUUpgrade xen-kmp-defaultUpgrade xenUpgrade xen-doc-html | Oct 24, 2019 | Oct 8, 2019 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Oct 8, 2019 |
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