An issue was discovered in the Linux kernel before 5.0.1. There is a memory leak in register_queue_kobjects() in net/core/net-sysfs.c, which will cause denial of service.
https://support.f5.com/csp/article/K57418558?utm_source=f5support&%3Butm_medium=RSS
https://security.netapp.com/advisory/ntap-20191004-0001/
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.1
https://access.redhat.com/errata/RHSA-2020:0740
https://access.redhat.com/errata/RHSA-2019:3517
https://access.redhat.com/errata/RHSA-2019:3309
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html