[El-errata] New Ksplice updates for RHCK 9 (ELSA-2026-72623)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-72623 can now be patched using Ksplice
CVEs: CVE-2026-45998 CVE-2026-52972 CVE-2026-64556 CVE-2026-74753

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-72623.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-72623.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running RHCK 9 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-2026-45998: Use-after-free in RxRPC session sockets driver.

* CVE-2026-52972: Integer overflow in AF_ALG socket type.

* CVE-2026-64556, CVE-2026-74753: Memory corruption in performance events.

* Note: Oracle has determined some CVEs are not applicable.

The kernel is not affected by the following CVEs
since the code under consideration is not compiled.

CVE-2026-63875, CVE-2026-80522


SUPPORT

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