kernel-rt is vulnerable to arbitrary code execution attacks. The vulnerability exists as the Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify_user_hw_breakpoint() that can result in crash and possibly memory corruption. This attack appear to be exploitable via local code execution and the ability to use ptrace.
lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
www.securitytracker.com/id/1040806
access.redhat.com/errata/RHSA-2018:1318
access.redhat.com/errata/RHSA-2018:1345
access.redhat.com/errata/RHSA-2018:1347
access.redhat.com/errata/RHSA-2018:1348
access.redhat.com/errata/RHSA-2018:1354
access.redhat.com/errata/RHSA-2018:1355
access.redhat.com/errata/RHSA-2018:1374
access.redhat.com/security/updates/classification/#important
access.redhat.com/security/vulnerabilities/pop_ss
lists.debian.org/debian-lts-announce/2018/05/msg00000.html
lkml.org/lkml/2018/4/6/813
usn.ubuntu.com/3641-1/
usn.ubuntu.com/3641-2/
www.debian.org/security/2018/dsa-4187
www.debian.org/security/2018/dsa-4188