[El-errata] New Ksplice updates for UEKR8 6.12.0 on OL9 and OL10 (ELSA-2026-500004)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-500004 can now be patched using Ksplice
CVEs: CVE-2026-31663 CVE-2026-46316 CVE-2026-53163 CVE-2026-53362

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-500004.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-500004.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-2026-31663: Use-after-free in XFRM.

Orabug: 39727259


* CVE-2026-46316: Use-after-free in Arm64 KVM.

Orabug: 39727258


* CVE-2026-53163: Use-after-free in core kernel RT-mutex.

* CVE-2026-53362: Out-of-bounds memory write in IPv6 networking stack.

Orabug: 39727239


* RefluXFS: Data corruption in XFS filesystem.

Orabug: 39711604


SUPPORT

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