CVE-2018-18883
HIGH8.8EPSS 0.17%Published: 11/1/2018Modified: 12/3/2025
Also known as:ALPINE-CVE-2018-18883DEBIAN-CVE-2018-18883
Description
An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.
Affected packages (2)
- Alpine/xenfrom 0, < 4.11.1-r0
- Debian/xenfrom 0, < 4.11.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |