CVE-2016-9382
HIGH7.8EPSS 0.12%Published: 1/23/2017Modified: 4/28/2026
Description
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
Affected packages (2)
- Alpine/xenfrom 0, < 4.7.1-r1
- Debian/xenfrom 0, < 4.8.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |