kernel is vulnerable to privilege escalation. The vulnerability exists as a local attacker can trigger multiple use-after-free conditions.
lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
access.redhat.com/errata/RHSA-2019:3978
access.redhat.com/errata/RHSA-2019:3979
access.redhat.com/errata/RHSA-2020:0027
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1762889
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7f582b248d0a86bae5788c548d7bb5bca6f7691a
lore.kernel.org/stable/[email protected]/
pulsesecurity.co.nz/advisories/linux-kernel-4.9-tcpsocketsuaf
salsa.debian.org/kernel-team/kernel-sec/blob/f6273af2d956a87296b6b60379d0a186c9be4bbc/active/CVE-2019-15239
www.debian.org/security/2019/dsa-4497