6.4
CVSSv2

CVE-2019-5609

Published: 30/08/2019 Updated: 31/01/2023
CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 570
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P

Vulnerability Summary

In FreeBSD 12.0-STABLE before r350619, 12.0-RELEASE prior to 12.0-RELEASE-p9, 11.3-STABLE before r350619, 11.3-RELEASE prior to 11.3-RELEASE-p2, and 11.2-RELEASE prior to 11.2-RELEASE-p13, the bhyve e1000 device emulation used a guest-provided value to determine the size of the on-stack buffer without validation when TCP segmentation offload is requested for a transmitted packet. A misbehaving bhyve guest could overwrite memory in the bhyve process on the host.

Vulnerability Trend

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freebsd freebsd 11.2

freebsd freebsd 12.0

freebsd freebsd 11.3