[Ksplice][EL8-Updates] New Ksplice updates for OL 8 and RHEL 8 (ELSA-2024-12069)

[Oracle Ksplice]

Synopsis: ELSA-2024-12069 can now be patched using Ksplice
CVEs: CVE-2023-2162 CVE-2023-42753 CVE-2023-4622

Systems running RHCK on Oracle Linux 8 and Red Hat Enterprise Linux 8
can now use Ksplice to patch against the latest Red Hat kernel update,
ELSA-2024-12069.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2024-12069.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running OL 8 and RHEL 8
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-2023-42753: Privilege escalation in the netfilter subsystem.

A logic error when calculating an array offset in the netfilter
subsystem could lead to an out-of-bounds access. A local attacker could
use this flaw to escalate privileges or to cause a denial-of-service.


* CVE-2023-4622: Use-after-free when sending data through Unix sockets.

A locking error when sending data through a Unix sockets that is
concurrently being pruned from garbage collected file descriptors could
lead to a use-after-free.  A local, unprivileged user could use this flaw
to cause a denial-of-service or escalate its privileges.


* CVE-2023-2162: Use-after-free during iSCSI login.

A logic error in the iSCSI login path can result in a use-after-free
error.  This flaw could be exploited by a local attacker to cause
a denial-of-service or to aid in another type of attack.

SUPPORT

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