CVE-2018-10982
8.8
HIGH
CVSS 3.1
EPSS 0.07%
Description
An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (unexpectedly high interrupt number, array overrun, and hypervisor crash) or possibly gain hypervisor privileges by setting up an HPET timer to deliver interrupts in IO-APIC mode, aka vHPET interrupt injection.
How to fix CVE-2018-10982
To remediate CVE-2018-10982, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.10.1-r1 or later
- —upgrade to 4.8.3+xsa262+shim4.10.0+comet3-1+deb9u6 or later
Is CVE-2018-10982 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.10.1-r1
- from 0, < 4.8.3+xsa262+shim4.10.0+comet3-1+deb9u6
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 |