CVE-2018-10471
6.5
MEDIUM
CVSS 3.1
EPSS 0.06%
Description
An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (out-of-bounds zero write and hypervisor crash) via unexpected INT 80 processing, because of an incorrect fix for CVE-2017-5754.
How to fix CVE-2018-10471
To remediate CVE-2018-10471, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.10.1-r0 or later
- —upgrade to 4.8.3+xsa262+shim4.10.0+comet3-1+deb9u6 or later
Is CVE-2018-10471 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.10.1-r0
- from 0, < 4.8.3+xsa262+shim4.10.0+comet3-1+deb9u6
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 |