CVE-2019-5604 Information

Description

In FreeBSD 12.0-STABLE before r350246 12.0-RELEASE before 12.0-RELEASE-p8 11.3-STABLE before r350247 11.3-RELEASE before 11.3-RELEASE-p1 and 11.2-RELEASE before 11.2-RELEASE-p12 the emulated XHCI device included with the bhyve hypervisor did not properly validate data provided by the guest allowing an out-of-bounds read. This provides a malicious guest the possibility to crash the system or access system memory.

CVSS Vector

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

Reference

http://packetstormsecurity.com/files/153753/FreeBSD-Security-Advisory-FreeBSD-SA-19-16.bhyve.html https://security.FreeBSD.org/advisories/FreeBSD-SA-19:16.bhyve.asc https://security.netapp.com/advisory/ntap-20190814-0003/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

9.6