[El-errata] New Ksplice updates for UEKR6 5.4.17 on OL7 and OL8 (ELSA-2026-50234)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-50234 can now be patched using Ksplice
CVEs: CVE-2026-23001 CVE-2026-23209 CVE-2026-23273

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-50234.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-50234.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running UEKR6 5.4.17 on
OL7 and OL8 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-2026-23001: Use-after-free in MAC-VLAN driver.

Orabug: 38887731


* CVE-2026-23209, CVE-2026-23273: Use-after-free in MAC-VLAN driver.

Orabug: 38970510


SUPPORT

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


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