CVE-2018-6919: Freebsd

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, due to insufficient initialization of memory copied to userland, small amounts of kernel memory may be disclosed to userland processes. Unprivileged users may be able to access small amounts privileged kernel data.

Affected products

• Freebsd Freebsd: from 10.0, before 10.4 (fixed in 10.4); from 11.0, before 11.1 (fixed in 11.1)

Published 2018-04-04. Last modified 2026-06-17.