[El-errata] New updates available via Ksplice (CVE-2016-3157)

[Errata Announcements for Oracle Linux]

Synopsis: CVE-2016-3157 can now be patched using Ksplice
CVEs: CVE-2016-3157

Users with Oracle Linux Premier Support can now use Ksplice to patch
against CVE-2016-3157 for all releases of Oracle UEK.

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack on Oracle Linux 5, 6 and 7
install this update.

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-2016-3157: Xen I/O port access privilege escalation in x86-64.

User mode processes not supposed to be able to access I/O ports may
be granted such permission, potentially resulting in one or more of
in-guest privilege escalation, guest crashes (Denial of Service), or
in-guest information leaks.

SUPPORT

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