RHSA-2026:10097 - Security Advisory

Topic

Red Hat OpenShift Container Platform release 4.16.60 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 4.16.

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 4.16.60. See the following advisory for the RPM packages for this release:

https://access.redhat.com/errata/RHSA-2026:10096

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/4.16/html/release_notes/

Security Fix(es):

• libarchive: Infinite Loop Denial of Service in RAR5 Decompression via archive_read_data() in libarchive (CVE-2026-4111)
• libarchive: libarchive: Information disclosure via heap out-of-bounds read in RAR archive processing (CVE-2026-4424)
• libpng: LIBPNG has a heap buffer overflow in png_set_quantize (CVE-2026-25646)
• vim: Vim: Arbitrary code execution via command injection in glob() function (CVE-2026-33412)
• grub2: Missing unregister call for gettext command may lead to use-after-free (CVE-2025-61662)
• libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing (CVE-2026-5121)
• vim: Vim: Arbitrary code execution via 'helpfile' option processing (CVE-2026-25749)
• vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin (CVE-2026-28417)
• vim: Vim: Denial of service and information disclosure via crafted swap file (CVE-2026-28421)

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 4.16 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/4.16/html-single/updating_clusters/index#updating-cluster-cli.

Solution

For OpenShift Container Platform 4.16 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/4.16/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 sha256:8f474f0cbba5f3f13bcee65257ac42d602fbe9ef9878f1c848d5ccb5e76e869e

(For s390x architecture)
The image digest is sha256:862abccd03619ecf96dee802e8b945ba8c312bba2001f2c4bbd5f9b0219a6d24

(For ppc64le architecture)
The image digest is sha256:09e9c280deb2d95a99dde8e55b29c12b997fe4a005d66b5a7dccfb0266ea516f

(For aarch64 architecture)
The image digest is sha256:9be7ab09eca0d08dcc08b5488392451881c509b94a9a28f8cedd23da05be27d4

All OpenShift Container Platform 4.16 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/4.16/html-single/updating_clusters/index#updating-cluster-cli.

Affected Products

• Red Hat OpenShift Container Platform 4.16 for RHEL 9 x86_64
• Red Hat OpenShift Container Platform for Power 4.16 for RHEL 9 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.16 for RHEL 9 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.16 for RHEL 9 aarch64

Fixes

• BZ - 2414683 - CVE-2025-61662 grub2: Missing unregister call for gettext command may lead to use-after-free
• BZ - 2437843 - CVE-2026-25749 vim: Vim: Arbitrary code execution via 'helpfile' option processing
• BZ - 2438542 - CVE-2026-25646 libpng: LIBPNG has a heap buffer overflow in png_set_quantize
• BZ - 2443455 - CVE-2026-28417 vim: Vim: Arbitrary code execution via OS command injection in the netrw plugin
• BZ - 2443474 - CVE-2026-28421 vim: Vim: Denial of service and information disclosure via crafted swap file
• BZ - 2446453 - CVE-2026-4111 libarchive: Infinite Loop Denial of Service in RAR5 Decompression via archive_read_data() in libarchive
• BZ - 2449006 - CVE-2026-4424 libarchive: libarchive: Information disclosure via heap out-of-bounds read in RAR archive processing
• BZ - 2450907 - CVE-2026-33412 vim: Vim: Arbitrary code execution via command injection in glob() function
• BZ - 2452945 - CVE-2026-5121 libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing

CVEs

• CVE-2025-61662
• CVE-2026-4111
• CVE-2026-4424
• CVE-2026-5121
• CVE-2026-25646
• CVE-2026-25749
• CVE-2026-28417
• CVE-2026-28421
• CVE-2026-33412

References

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