[El-errata] New Ksplice updates for RHCK 10 (ELSA-2026-67471)

Fri Oct 9 18:08:55 UTC 2026

Synopsis: ELSA-2026-67471 can now be patched using Ksplice
CVEs: CVE-2026-23432 CVE-2026-31663 CVE-2026-43045 CVE-2026-43096 CVE-2026-52924 CVE-2026-53361 CVE-2026-63917 CVE-2026-63921 CVE-2026-64111 CVE-2026-68426 CVE-2026-72463 CVE-2026-74556

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-67471.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-67471.html

INSTALLING THE UPDATES

We recommend that all users of Ksplice Uptrack running RHCK 10 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-2026-23432: Use-after-free in Microsoft Hyper-V driver.

* CVE-2026-31663, CVE-2026-72463: Use-after-free in XFRM asynchronous receive.

* CVE-2026-43045: Memory corruption in Microsoft Hyper-V driver.

* CVE-2026-43096: Denial-of-service in Microsoft Hyper-V driver.

* CVE-2026-52924: Use-after-free in SCTP Protocol driver.

* CVE-2026-53361: Privilege escalation in Unix domain sockets.

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

* CVE-2026-64111: Permission bypass in Linux Security Module interface.

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

* CVE-2026-74556: Out-of-bounds memory access in iSCSI Initiator over TCP/IP driver.

* 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-2025-22082, CVE-2025-38484, CVE-2026-23197, CVE-2026-31536,
CVE-2026-31537, CVE-2026-31538, CVE-2026-31608, CVE-2026-46255,
CVE-2026-53340

SUPPORT

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