CVE-2017-10915
9.0
CRITICAL
CVSS 3.1
EPSS 0.49%
Description
The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219.
How to fix CVE-2017-10915
To remediate CVE-2017-10915, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.9.0-r0 or later
- Debian/xen—upgrade to 4.8.1-1+deb9u3 or later
Is CVE-2017-10915 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.9.0-r0
- from 0, < 4.8.1-1+deb9u3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.0 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H |