[Ksplice][Ubuntu-20.04-Updates] New Ksplice updates for Ubuntu 20.04 Focal (USN-6973-1)

[Oracle Ksplice]

Synopsis: USN-6973-1 can now be patched using Ksplice
CVEs: CVE-2024-26921 CVE-2024-36901

Systems running Ubuntu 20.04 Focal can now use Ksplice to patch
against the latest Ubuntu Security Notice, USN-6973-1.

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-2024-26921: Code execution in TCP/IP networking.

A logic error when handling IP packet fragments in TCP/IP networking
could lead to a use-after-free. A local attacker could use this flaw to
execute arbitrary code in kernel mode.


* CVE-2024-36901: NULL pointer dereference in IPv6.

A missing pointer check in the IPv6 protocol implementation
could potentially lead to a NULL pointer dereference. A local
attacker could exploit this flaw to cause a denial-of-service.

SUPPORT

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