[El-errata] New Ksplice updates for UEKR8 6.12.0 on OL9 and OL10 (ELSA-2026-50270)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-50270 can now be patched using Ksplice
CVEs: CVE-2026-23270 CVE-2026-23278 CVE-2026-31402 CVE-2026-46300 CVE-2026-46333

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-50270.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-50270.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running UEKR8 6.12.0 on
OL9 and OL10 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-2026-23270: Use-after-free in connection tracking tc action driver.

Orabug: 39361451


* CVE-2026-23278: Use-after-free in Netfilter driver.

Orabug: 39361449


* CVE-2026-31402: Out-of-bounds memory access in NFS server driver.

Orabug: 39361444


* CVE-2026-46300: Privilege escalation in Networking driver.

Orabug: 39420559


* CVE-2026-46333: Permission bypass in ptrace subsystem.

Orabug: 39391434


SUPPORT

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