kernel is vulnerable to privilege escalation. A use-after-free in the svc_process_common()
function allows an attacker to cause a host kernel memory corruption and a system panic, potentially resulting in a successful privilege escalation.
www.securityfocus.com/bid/106253
access.redhat.com/articles/4309211
access.redhat.com/errata/RHSA-2019:1873
access.redhat.com/errata/RHSA-2019:1891
access.redhat.com/errata/RHSA-2019:2696
access.redhat.com/errata/RHSA-2019:2730
access.redhat.com/errata/RHSA-2019:3309
access.redhat.com/errata/RHSA-2019:3517
access.redhat.com/errata/RHSA-2020:0204
access.redhat.com/errata/RHSA-2020:2854
access.redhat.com/security/cve/CVE-2018-16884
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1660375
bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16884
lists.debian.org/debian-lts-announce/2019/03/msg00034.html
lists.debian.org/debian-lts-announce/2019/04/msg00004.html
lists.debian.org/debian-lts-announce/2019/05/msg00002.html
patchwork.kernel.org/cover/10733767/
patchwork.kernel.org/patch/10733769/
support.f5.com/csp/article/K21430012
usn.ubuntu.com/3932-1/
usn.ubuntu.com/3932-2/
usn.ubuntu.com/3980-1/
usn.ubuntu.com/3980-2/
usn.ubuntu.com/3981-1/
usn.ubuntu.com/3981-2/
www.oracle.com/security-alerts/cpuApr2021.html