[El-errata] New Ksplice updates for UEKR4 4.1.12 on OL6 and OL7 (ELBA-2020-5521)

[Errata Announcements for Oracle Linux]

Synopsis: ELBA-2020-5521 can now be patched using Ksplice

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Bug Fix Advisory, ELBA-2020-5521.
More information about this errata can be found at
https://linux.oracle.com/errata/ELBA-2020-5521.html

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

* Memory leak in Mellanox ConnextX HCA Infiniband CX-3 virtual functions.

Missing resource deallocation for Mellanox ConnectX HCA CX-3 virtual
function handling could result in a memory leak and eventual resource
exhaustion.

Orabug: 30800573, 30810659, 30810694, 30778457


* Denial-of-service in Emulex LightPulse Fibre Channel LIP testing.

Missing link fault error handling in the Emulex LightPulse Fibre Channel
driver could result in a link reset during LIP testing.

Orabug: 30708960


* Memory allocation stall during direct compaction on large allocations.

Excessive direct memory reclaim and compaction could result in stalls
when performing larger memory allocations under specific conditions.

Orabug: 30651572

SUPPORT

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