[Ksplice][Ubuntu-20.04-Updates] New Ksplice updates for Ubuntu 20.04 Focal (USN-5493-1)

[Oracle Ksplice]

Synopsis: USN-5493-1 can now be patched using Ksplice
CVEs: CVE-2022-28388

Systems running Ubuntu 20.04 Focal can now use Ksplice to patch
against the latest Ubuntu Security Notice, USN-5493-1.

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running Ubuntu 20.04
Focal 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-2022-28388: Denial-of-service in the 8 Devices USB2CAN interface.

A flaw in error handling of the 8 Devices USB2CAN interface when sending
data to a device could lead to a double-free. A local user could use
this flaw to cause a denial-of-service.


* Code Execution in Network File System due to use-after-free.

A refcount leak flaw in Network File System could result in
use-after-free. A local user could use this flaw for denial-of-service
or code execution.

SUPPORT

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