Out-of-bounds Read in Freebsd
CVE-2019-5604
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.
Vulnerability class: Buffer Overflow
EPSS: 0.031 (86.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H.
Affected products
- Freebsd — versions 11.3, and before 11.2-RELEASE-p12, 11.0
Weakness classification (CWE)
References
- secteam@freebsd.org (x_refsource_FREEBSD, vendor-advisory, Vendor Advisory)
- secteam@freebsd.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
- secteam@freebsd.org (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-5604?
- CVE-2019-5604 is a critical-severity vulnerability in Freebsd, classified under Out-of-bounds Read. CVSS score: 9.6/10. Published 2019-07-26.
- How severe is CVE-2019-5604?
- Critical severity. CVSS v3 base score is 9.6 out of 10.