Red Hat Security Advisory: OpenShift Container Platform 4.16.69 bug fix and security update
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.0 High : upgrade Red Hat to 78.1 soon.
Data as of 26 Oct 2026, 17:58 UTC
- Patch
- Available – fixed in 78.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 27 May 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade icu to 78.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| icu | Affected
| Fixed in
|
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 4.16.69. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHSA-2026:56852 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): * kernel: Arm Processors: Privilege escalation or information disclosure via writes to higher exception level resources (CVE-2025-10263) * samba: Missing access check on reparse point operations (CVE-2026-1933) * samba: group policy certificate enrollment uses http:// without validation (CVE-2026-3012) * samba: Remote Code Execution in SAMR (CVE-2026-4408) * sssd: sssd: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation (CVE-2026-14474) * gnutls: GnuTLS: Denial of Service via DTLS zero-length fragment (CVE-2026-33845) * gnutls: GnuTLS: Denial of Service via heap buffer overflow in DTLS handshake fragment reassembly (CVE-2026-33846) * vim: arbitrary command execution via modeline sandbox bypass (CVE-2026-34982) * gnutls: gnutls: Denial of Service via DTLS packet reordering vulnerability (CVE-2026-42009) * gnutls: gnutls: Authentication Bypass via NUL Character in Username (CVE-2026-42010) * kernel: netfilter: flowtable: strictly check for maximum number of actions (CVE-2026-43329) * kernel: net: openvswitch: reject oversized nested action attrs (CVE-2026-64531) * icu: Stack buffer overflow in the SRBRoot::addTag function (CVE-2025-5222) * kernel: KVM: x86: Don't (re)check L1 intercepts when completing userspace I/O (CVE-2025-40026) * samba: vfs_worm does not block directory modification (CVE-2026-2340) * gnutls: gnutls: Information disclosure via heap overread in RSA key exchange (CVE-2026-5260) * glibc: glibc: Heap Buffer Overflow in `scanf` with `%mc` format specifier and large width (CVE-2026-5450) * sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass (CVE-2026-14476) * vim: zip.vim: Vim zip.vim plugin: Arbitrary file overwrite via path traversal bypass (CVE-2026-35177) * vim: Vim: Command injection allows arbitrary code execution via malicious tag files (CVE-2026-41411) * gnutls: gnutls: Security bypass due to incorrect name constraint handling (CVE-2026-42011) * gnutls: gnutls: Certificate validation bypass due to oversized Subject Alternative Name (CVE-2026-42013) * vim: command injection when decompressing .tgz archives (CVE-2026-46483) * libsolv: Heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data (CVE-2026-48864) 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 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.
References
- access.redhat.com/errata/RHSA-2026:56853 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2368600 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2406712 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2447317 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2447318 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2447319 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2450624 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2450625 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2455400 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2455542 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2459853 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2460425 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2461614 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2467279 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2467289 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2467437 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2467448 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2467450 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2468124 (opens in a new tab)