CVE-2017-15591
6.5
MEDIUM
CVSS 3.1
EPSS 0.05%
Description
An issue was discovered in Xen 4.5.x through 4.9.x allowing attackers (who control a stub domain kernel or tool stack) to cause a denial of service (host OS crash) because of a missing comparison (of range start to range end) within the DMOP map/unmap implementation.
How to fix CVE-2017-15591
To remediate CVE-2017-15591, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.7.3-r3 or later
- —upgrade to 4.8.2+xsa245-0+deb9u1 or later
Is CVE-2017-15591 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.7.3-r3
- from 0, < 4.8.2+xsa245-0+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |