VDB
ALPINE-CVE-2018-5244
ALPINE-CVE-2018-5244
PUBLISHED
CVSS 6.5 MEDIUM
In Xen 4.10, new infrastructure was introduced as part of an overhaul to how MSR emulation happens for guests. Unfortunately, one tracking structure isn't freed when a vcpu is destroyed. This allows guest OS administrators to cause a denial of service (host OS memory consumption) by rebooting many times.
Risk Scores
CVSS v3.0
6.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.16 | xen | 4.9.1-r3, 4.0.1-r0, 4.0.1-r1 |
| Alpine:v3.22 | xen | 0, 4.9.1-r3, 4.9.1-r2 |
| Alpine:v3.20 | xen | 4.3.0-r0, 0, 4.0.1-r0 |
| Alpine:v3.21 | xen | 4.9.1-r3, 4.9.1-r2, 4.9.1-r1 |
| Alpine:v3.18 | xen | 4.3.2-r4, 4.4.1-r1, 4.0.1-r0 |
| Alpine:v3.19 | xen | 4.9.1-r2, 0, 4.0.1-r0 |
| Alpine:v3.17 | xen | 4.0.1-r0, 4.0.1-r1, 4.0.1-r3 |
| Alpine:v3.23 | xen | 4.9.1-r3, 0, 4.0.1-r0 |
| Alpine:v3.15 | xen | 4.9.1-r3, 0, 4.0.1-r0 |
Timeline
- Jan 5, 2018 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch