CVE-2016-9383
8.8
HIGH
CVSS 3.1
EPSS 0.14%
Description
Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute arbitrary code on the host by leveraging broken emulation of bit test instructions.
How to fix CVE-2016-9383
To remediate CVE-2016-9383, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.7.1-r1 or later
- —upgrade to 4.8.0-1 or later
Is CVE-2016-9383 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.7.1-r1
- from 0, < 4.8.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |