CVE-2017-12136
7.8
HIGH
CVSS 3.1
EPSS 0.02%
Description
Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.
How to fix CVE-2017-12136
To remediate CVE-2017-12136, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.9.0-r1 or later
- —upgrade to 4.8.1-1+deb9u3 or later
Is CVE-2017-12136 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.9.0-r1
- from 0, < 4.8.1-1+deb9u3
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 |