CVE-2019-5609

In FreeBSD 12.0-STABLE before r350619, 12.0-RELEASE before 12.0-RELEASE-p9, 11.3-STABLE before r350619, 11.3-RELEASE before 11.3-RELEASE-p2, and 11.2-RELEASE before 11.2-RELEASE-p13, the bhyve e1000 device emulation used a guest-provided value to determine the size of the on-stack buffer without...

CVE-2019-5609

The CVE-2019-5609 issue affects FreeBSD with the bhyve e1000 device: when TCP segmentation offload is requested for a transmitted packet, the guest can influence the size of an on‑stack buffer, enabling potential memory corruption in the bhyve host process. Affected versions include FreeBSD 12.0-...