CVE-2015-8550
HIGH8.2EPSS 16.0%Published: 4/14/2016Modified: 4/28/2026
Description
Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.
Affected packages (3)
- Debian/linuxfrom 0, < 4.3.3-3
- Debian/qemufrom 0, < 1:2.5+dfsg-2
- Debian/xenfrom 0, < 4.8.0~rc3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.2 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |