[El-errata] New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 (ELSA-2018-4131)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2018-4131 can now be patched using Ksplice
CVEs: CVE-2017-16939

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2018-4131.

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running UEKR4 4.1.12 on
OL6 and OL7 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-2017-16939: Denial-of-service in IPSEC transform policy netlink dump.

A failure to handle an error case when dumping IPSEC transform
information via netlink can result in a Kernel crash. A local user with
the ability to administer an IPSEC tunnel could use this flaw to cause a
denial-of-service.

Orabug: 27169581

SUPPORT

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