[El-errata] New Ksplice updates for UEKR7 5.15.0 on OL8 and OL9 (ELSA-2026-500137)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-500137 can now be patched using Ksplice
CVEs: CVE-2026-31598 CVE-2026-46043 CVE-2026-46116 CVE-2026-64531 CVE-2026-64561

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-500137.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-500137.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running UEKR7 5.15.0 on
OL8 and OL9 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-2026-31598: Kernel deadlock in OCFS2 filesystem.

* CVE-2026-46043: Out-of-bounds memory access in RDMA RXE driver.

Orabug: 39452260


* CVE-2026-46116: Use-after-free in XFRM.

Orabug: 39460234


* CVE-2026-64531: Out of bounds memory access in Open vSwitch driver.

Orabug: 39816016


* CVE-2026-64561: Use-after-free in KVM shadow pages handling.

Orabug: 39832946


SUPPORT

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


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