El-errata: New Ksplice updates for UEKR2 2.6.39 on OL5 and OL6 (ELSA-2020-5709)
Synopsis: ELSA-2020-5709 can now be patched using Ksplice
CVEs: CVE-2019-19527 CVE-2019-19532
Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2020-5709.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2020-5709.html
INSTALLING THE UPDATES
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
DESCRIPTION
* CVE-2019-19527: Denial-of-service in USB HID device open.
A race condition when opening a USB HID device could result in a
use-after-free and kernel crash.
Orabug: 31206362
* CVE-2019-19532: Denial-of-service when initializing HID devices.
A failure to properly check a device-controlled parameter in the USB HID
subsystem lead to reading or writing past memory bounds. An attacker can
exploit this bug with a specially crafted USB device to escalate
privileges or cause a denial-of-service.
Orabug: 31208624
SUPPORT
Ksplice support is available at ksplice-support_ww@oracle.com.
New Ksplice updates for UEKR2 2.6.39 has been released for Oracle Linux 5 and 6.
