CVE-2020-7453

CVE-2020-7453 affects FreeBSD 12.1-STABLE before r359021, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r359020, and 11.3-RELEASE before 11.3-RELEASE-p7. A missing NULL-termination check in the jail_set configuration option "osrelease" may cause jail_get to return more bytes than were s...