[El-errata] New Ksplice updates for UEKR6 5.4.17 on OL7 and OL8 (ELSA-2026-500397)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-500397 can now be patched using Ksplice
CVEs: CVE-2026-74580 CVE-2026-98432 CVE-2026-99999

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-500397.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-500397.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-2026-74580: Out-of-bounds memory access in vhost vring reconfiguration.

* CVE-2026-98432: Use-after-free in IPv4 networking stack.

Orabug: 40167664


* CVE-2026-99999: Out-of-bounds memory access in IPv4 networking stack.

Orabug: 40167666


SUPPORT

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