CVE-2018-17160

Critical

Description

In FreeBSD before 11.2-STABLE(r341486) and 11.2-RELEASE-p6, insufficient bounds checking in one of the device models provided by bhyve can permit a guest operating system to overwrite memory in the bhyve host possibly permitting arbitrary code execution. A guest OS using a firmware image can cause the bhyve process to crash, or possibly execute arbitrary code on the host as root.

SeverityCritical

CVSS10.0

Exploit probability—

Product

Freebsd

PublishedDec 4, 2018

First seenDec 4, 2018

How to fix

Update

freebsd freebsd11.2 or later

Vendor advisories

security.freebsd.org/advisories/FreeBSD-SA-18:14.bhyve.asc

Affected products

Product	Affected versions	Fixed in
freebsd freebsd	v < 11.2, 11.2	11.2

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.