[El-errata] New Ksplice updates for RHCK 10 (ELSA-2026-57251)

[Errata Announcements for Oracle Linux]

Synopsis: ELSA-2026-57251 can now be patched using Ksplice
CVEs: CVE-2026-52991 CVE-2026-63886 CVE-2026-63888 CVE-2026-63952 CVE-2026-64017 CVE-2026-64379 CVE-2026-64382 CVE-2026-64386 CVE-2026-64560 CVE-2026-68312 CVE-2026-68388 CVE-2026-74580 CVE-2026-80530

Users with Oracle Linux Premier Support can now use Ksplice to patch
against the latest Oracle Linux Security Advisory, ELSA-2026-57251.
More information about this errata can be found at
https://linux.oracle.com/errata/ELSA-2026-57251.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-2026-52991: Use-after-free in pressure stall information.

* CVE-2026-63886: Out-of-bounds memory access in iSCSI target authentication.

* CVE-2026-63888: Out-of-bounds memory access in iSCSI Target Mode Stack driver.

* CVE-2026-63952: Permission bypass in memfd seal enforcement.

* CVE-2026-64017: Use-after-free in block layer driver.

* CVE-2026-64379: Bad permissions bitmask in SMB/CIFS client driver.

* CVE-2026-64382: Double-free in SMB/CIFS client open replay.

* CVE-2026-64386: Double-free in SMB/CIFS client query replay.

* CVE-2026-64560: Use-after-free in POSIX CPU timers.

* CVE-2026-68312: Resource leak in SMB/CIFS deferred close.

* CVE-2026-68388: Out-of-bounds memory access in SMB/CIFS client driver.

* CVE-2026-74580: Out-of-bounds memory access in vhost vring reconfiguration.

* CVE-2026-80530: Data corruption in XFS range exchange.

SUPPORT

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