[Ksplice][EL6-Updates] New Ksplice updates for OL 6, RHEL 6, CentOS 6, and Scientific Linux 6 (RHSA-2019:4256)

[Oracle Ksplice]

Synopsis: RHSA-2019:4256 can now be patched using Ksplice
CVEs: CVE-2019-14821

Systems running RHCK on Oracle Linux 6, Red Hat Enterprise Linux 6,
CentOS 6, and Scientific Linux 6 can now use Ksplice to patch against
the latest Red Hat Security Advisory, RHSA-2019:4256.

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running OL 6, RHEL 6,
CentOS 6, and Scientific Linux 6 install these updates.

On systems that have "autoinstall = yes" in /etc/uptrack/uptrack.conf,
these updates will be installed automatically and you do not need to
take any action.

Alternatively, you can install these updates by running:

# /usr/sbin/uptrack-upgrade -y


DESCRIPTION

* CVE-2019-14821: Denial-of-service in KVM MMIO coalesced writes.

An out-of-bounds access to the coalesced MMIO ring buffer could result
in a kernel crash.  A malicious guest could use this flaw to crash the
hypervisor or potentially, escalate privileges.

SUPPORT

Ksplice support is available at ksplice-support_ww at oracle.com.