[El-errata] New Ksplice updates for RHCK 9 (ELSA-2026-68570)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-68570 can now be patched using Ksplice
CVEs: CVE-2026-31663 CVE-2026-63917 CVE-2026-63921 CVE-2026-64582 CVE-2026-68159 CVE-2026-68426 CVE-2026-72243 CVE-2026-72463

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-68570.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-68570.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-2026-31663, CVE-2026-72463: Use-after-free in XFRM asynchronous receive.

* CVE-2026-63917, CVE-2026-63921: Use-after-free in virtual IPv6 tunneling driver.

* CVE-2026-64582: Use-after-free in RDMA RXE mmap.

* CVE-2026-68159: Out-of-bounds memory access in Ceph OSD map decoding.

* CVE-2026-68426: Use-after-free in XFRM asynchronous transmit.

* CVE-2026-72243: Permission bypass in SELinux TCP Fast Open checks.

SUPPORT

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