CVE-2017-15588
xen - security update
7.8
HIGH
CVSS 3.1
EPSS 0.08%
Description
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to execute arbitrary code on the host OS because of a race condition that can cause a stale TLB entry.
How to fix CVE-2017-15588
To remediate CVE-2017-15588, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.9.0-r6 or later
- —upgrade to 4.8.2+xsa245-0+deb9u1 or later
- —upgrade to 4.1.6.lts1-10 or later
Is CVE-2017-15588 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.9.0-r6
- from 0, < 4.8.2+xsa245-0+deb9u1
- from 0, < 4.1.6.lts1-10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |