[El-errata] New Ksplice updates for UEKR2 2.6.39 on OL5 and OL6 (ELSA-2019-4742)

Errata Announcements for Oracle Linux el-errata at oss.oracle.com
Fri Aug 16 08:47:17 PDT 2019

Synopsis: ELSA-2019-4742 can now be patched using Ksplice
CVEs: CVE-2017-18203 CVE-2018-5750

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2019-4742.
More information about this errata can be found at


We recommend that all users of Ksplice Uptrack running UEKR2 2.6.39 on
OL5 and OL6 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


* CVE-2017-18203: Denial-of-service during device mapper destruction.

A race condition between creation and destruction of device mapper
objects can result in an assertion failure, leading to a kernel crash. A
local user could use this flaw to cause a denial-of-service.

Orabug: 27987143

* CVE-2018-5750: Information leak when registering ACPI Smart Battery System driver.

A too verbose printk when registering ACPI Smart Battery System driver
leaks kernel addresses. A local attacker could use this flaw to
leak information about running kernel and facilitate an attack.

Orabug: 27987133


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

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