RHSA-2026:54769 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.22.10 is now available with
updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container
Platform 4.22.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

Description

Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.

This advisory contains the container images for Red Hat OpenShift Container
Platform 4.22.10. See the following advisory for the RPM packages for this
release:

https://access.redhat.com/errata/RHBA-2026:54768

Space precludes documenting all of the container images in this advisory.
See the following Release Notes documentation, which will be updated
shortly for this release, for details about these changes:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html/release_notes/

Security Fix(es):

• kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU

cache isolation (CVE-2025-54518)

• samba: Missing access check on reparse point operations (CVE-2026-1933)
• sssd: sssd: sudo LDAP provider searches entire directory tree for

sudoRole objects by default, enabling privilege escalation (CVE-2026-14474)

• sg3_utils: sg3_utils: arbitrary command execution via udev property

injection in sg_inq --export (CVE-2026-16313)

• rsync: TOCTOU symlink race condition allowing local privilege escalation

in daemon mode without chroot. (CVE-2026-29518)

• unbound: Unbound: Denial of Service via excessive EDNS options

(CVE-2026-41292)

• vim: Vim: Arbitrary Code Execution via crafted directory names

(CVE-2026-47162)

• vim: Vim: Arbitrary code execution via crafted step-definition patterns

(CVE-2026-47167)

• vim: Vim: Arbitrary code execution via Python omni-completion

(CVE-2026-52858)

• acl: Symlink traversal privilege escalation via libacl functions

(CVE-2026-54369)

• vim: Vim: Arbitrary code execution via malicious docstrings in Python

omni-completion (CVE-2026-57456)

• openssh: OpenSSH: Use-after-free vulnerability during host key

re-exchange on the client side (CVE-2026-60002)

• kernel: KVM: x86: Don't (re)check L1 intercepts when completing userspace

I/O (CVE-2025-40026)

• libarchive: Double-Free Vulnerability in RAR5 Decompression Logic via

dangling filtered_buf pointer in init_unpack() (CVE-2026-14164)

• sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath

allows Kerberos authentication bypass (CVE-2026-14476)

• unbound: Unbound: Cache manipulation via 'ghost domain names' attack

(CVE-2026-40622)

• vim: Vim: Out-of-bounds Write in Spell File Word Count (CVE-2026-55693)
• vim: Vim: Denial of Service via stack out-of-bounds write in

spell_soundfold_sofo() (CVE-2026-57455)

• vim: Vim: Arbitrary code execution via crafted PHP file in

omni-completion (CVE-2026-59856)

• vim: Vim: Arbitrary command execution via crafted tags file in C

omni-completion (CVE-2026-59858)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

All OpenShift Container Platform 4.22 users are advised to upgrade to these
updated packages and images when they are available in the appropriate
release channel. To check for available updates, use the OpenShift CLI (oc)
or web console. Instructions for upgrading a cluster are available at
https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html-single/updating_clusters/index#updating-cluster-cli.

Solution

For OpenShift Container Platform 4.22 see the following documentation,
which will be updated shortly for this release, for important instructions
on how to upgrade your cluster and fully apply this asynchronous errata
update:

https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html/release_notes/

You may download the oc tool and use it to inspect release image metadata
for x86_64, s390x, ppc64le, and aarch64 architectures. The image digests
may be found at
https://quay.io/repository/openshift-release-dev/ocp-release?tab=tags.

The sha values for the release are as follows:

(For x86_64 architecture)
The image digest is
sha256:171952b3f8295184cbc98cf89d4aed20e0fbfc06cc95e854d53e8a8a56156490

(For s390x architecture)
The image digest is
sha256:5d4c79493b883693cfff7222309ece89637bf606f56065d8b5c1ac26acdd2fcf

(For ppc64le architecture)
The image digest is
sha256:7ecf7ab1db0964ab5841c89b48ec6272fe84d1428adde038d59078557752a30e

(For aarch64 architecture)
The image digest is
sha256:4cfd7378ff6b2e188ce37a04cdca2bcf3638ab397f52fb64f92af8cb81859a5f

All OpenShift Container Platform 4.22 users are advised to upgrade to these
updated packages and images when they are available in the appropriate
release channel. To check for available updates, use the OpenShift CLI (oc)
or web console. Instructions for upgrading a cluster are available at
https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html-single/updating_clusters/index#updating-cluster-cli.

Affected Products

• Red Hat OpenShift Container Platform 4.22 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform 4.22 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.22 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for Power 4.22 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.22 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.22 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.22 for RHEL 9 aarch64
• Red Hat OpenShift Container Platform for ARM 64 4.22 for RHEL 8 aarch64

Fixes

• BZ - 2406712 - CVE-2025-40026 kernel: KVM: x86: Don't (re)check L1 intercepts when completing userspace I/O
• BZ - 2447317 - CVE-2026-1933 samba: Missing access check on reparse point operations
• BZ - 2469055 - CVE-2026-29518 rsync: TOCTOU symlink race condition allowing local privilege escalation in daemon mode without chroot.
• BZ - 2477784 - CVE-2025-54518 kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
• BZ - 2480125 - CVE-2026-41292 unbound: Unbound: Denial of Service via excessive EDNS options
• BZ - 2480127 - CVE-2026-40622 unbound: Unbound: Cache manipulation via 'ghost domain names' attack
• BZ - 2487964 - CVE-2026-47162 vim: Vim: Arbitrary Code Execution via crafted directory names
• BZ - 2490277 - CVE-2026-54369 acl: Symlink traversal privilege escalation via libacl functions
• BZ - 2492968 - CVE-2026-57455 vim: Vim: Denial of Service via stack out-of-bounds write in spell_soundfold_sofo()
• BZ - 2492972 - CVE-2026-57456 vim: Vim: Arbitrary code execution via malicious docstrings in Python omni-completion
• BZ - 2492980 - CVE-2026-55693 vim: Vim: Out-of-bounds Write in Spell File Word Count
• BZ - 2493411 - CVE-2026-14164 libarchive: Double-Free Vulnerability in RAR5 Decompression Logic via dangling filtered_buf pointer in init_unpack()
• BZ - 2496556 - CVE-2026-14474 sssd: sssd: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation
• BZ - 2496581 - CVE-2026-14476 sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass
• BZ - 2497936 - CVE-2026-60002 openssh: OpenSSH: Use-after-free vulnerability during host key re-exchange on the client side
• BZ - 2498867 - CVE-2026-59856 vim: Vim: Arbitrary code execution via crafted PHP file in omni-completion
• BZ - 2498868 - CVE-2026-59858 vim: Vim: Arbitrary command execution via crafted tags file in C omni-completion
• BZ - 2502845 - CVE-2026-16313 sg3_utils: sg3_utils: arbitrary command execution via udev property injection in sg_inq --export
• OCPBUGS-105444 - Layered RHCOS builds misalign on NetworkManager vs NetworkManager-ovs

CVEs

• CVE-2025-40026
• CVE-2025-54518
• CVE-2026-1933
• CVE-2026-14164
• CVE-2026-14474
• CVE-2026-14476
• CVE-2026-16313
• CVE-2026-29518
• CVE-2026-40622
• CVE-2026-41292
• CVE-2026-47162
• CVE-2026-47167
• CVE-2026-52858
• CVE-2026-54369
• CVE-2026-55693
• CVE-2026-57455
• CVE-2026-57456
• CVE-2026-59856
• CVE-2026-59858
• CVE-2026-60002

References

• https://access.redhat.com/security/updates/classification/#important