CVE-2016-1889 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

Integer overflow in the bhyve hypervisor in FreeBSD 10.1, 10.2, 10.3, and 11.0 when configured with a large amount of guest memory, allows local users to gain privilege via a crafted device descriptor.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Freebsd	Freebsd	10.1

Related Weaknesses (CWE)

CWE-190

References

http://www.securitytracker.com/id/1037400Third Party AdvisoryVDB Entry
https://www.freebsd.org/security/advisories/FreeBSD-SA-16:38.bhyve.ascVendor Advisory
http://www.securitytracker.com/id/1037400Third Party AdvisoryVDB Entry
https://www.freebsd.org/security/advisories/FreeBSD-SA-16:38.bhyve.ascVendor Advisory

FAQ

What is CVE-2016-1889?

CVE-2016-1889 is a vulnerability with a CVSS score of 7.8 (HIGH). Integer overflow in the bhyve hypervisor in FreeBSD 10.1, 10.2, 10.3, and 11.0 when configured with a large amount of guest memory, allows local users to gain privilege via a crafted device descriptor...

How severe is CVE-2016-1889?

CVE-2016-1889 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-1889?

Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.