CVE-2020-25582: Freebsd

High severity, CVSS 8.7. EPSS: 0.7% chance of exploitation in the next 30 days.

In FreeBSD 12.2-STABLE before r369334, 11.4-STABLE before r369335, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 when a process, such as jexec(8) or killall(1), calls jail_attach(2) to enter a jail, the jailed root can attach to it using ptrace(2) before the current working directory is changed.

Affected products

• Freebsd Freebsd: version 11.4 only; version 12.2 only

Published 2021-03-26. Last modified 2026-06-17.