CVE-2019-5604

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.

Category

9.6
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.91% Top 20%
Vendor Advisory FreeBSD.org
Affected: FreeBSD FreeBSD
Published at:
Updated at:

References

Link Tags
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:16.bhyve.asc vendor advisory
http://packetstormsecurity.com/files/153753/FreeBSD-Security-Advisory-FreeBSD-SA-19-16.bhyve.html vdb entry third party advisory
https://security.netapp.com/advisory/ntap-20190814-0003/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-5604?
CVE-2019-5604 has been scored as a critical severity vulnerability.
How to fix CVE-2019-5604?
To fix CVE-2019-5604, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-5604 being actively exploited in the wild?
It is possible that CVE-2019-5604 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-5604?
CVE-2019-5604 affects FreeBSD FreeBSD.
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