CVE-2019-5612: Freebsd

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

In FreeBSD 12.0-STABLE before r351264, 12.0-RELEASE before 12.0-RELEASE-p10, 11.3-STABLE before r351265, 11.3-RELEASE before 11.3-RELEASE-p3, and 11.2-RELEASE before 11.2-RELEASE-p14, the kernel driver for /dev/midistat implements a read handler that is not thread-safe. A multi-threaded program can exploit races in the handler to copy out kernel memory outside the boundaries of midistat's data buffer.

Affected products

• Freebsd Freebsd: version 11.2 only; version 11.3 only; version 12.0 only
• Netapp Clustered Data Ontap: affected versions not specified

Published 2019-08-30. Last modified 2026-06-17.