RHSA-2020:5023: Moderate: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: buffer over write in vgaconscroll (CVE-2020-14331) kernel: net-sysfs: queueaddkobject refcount issue (CVE-2019-20811) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Bug Fix(es): [OSP13,mlx5] SRIOV VF still sending traffic when PF is down (BZ#1733181) gpf panic in virtiocheckdriverofferedfxature+6 when running sginq on a dm map for a lost virtioblk (BZ#1811893) GPF panic in qltfreesessiondone+626 (BZ#1826127) [ Brazos ] "Core(s) per socket" and "Socket" values are interchanged in lscpu output. (kernel) (BZ#1826306) megaraid Aero: call trace observed during reboots (BZ#1828312) Crash in mptscsihiodone() due to buffer overrun in sensebufpool (BZ#1829803) The qedf driver fails to re-establish the online F/C port state when the downstream F/C port is toggled unless a LIP is forced (BZ#1836443) tcpfragment() limit causes packet drop under normal TCP load (BZ#1847765) ip link command shows state as UNKNOWN for MACVLAN interface (BZ#1848950) Lenovo TS 7Z60 Cooper Lake: PCI BAR firmware bug (BZ#1849223) [RHEL-7/mlx4] ipoibflush ipoibibdevflushlight [ibipoib] (BZ#1858707) Uprobes crashes processes under GDB - SIGTRAP and SIGSEGV (BZ#1861396) kernel-3.10.0-1127.19.1.el7.x8664 crashes after an SSH connection attempt when running as a Xen PV guest on AMD Epyc Rome (BZ#1882468) Null ptr deref after nfreinject->nfqueueentryreleaserefs hits Attempt to release error doing inetsockdestruct() (BZ#1885682) Users of kernel are advised to upgrade to these updated packages, which fix these bugs.