Red Hat Security Advisory: OpenShift Container Platform 4.16.57 bug fix and security update
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.7 High : upgrade the Red Hat redhat/glib package to 10.2 or 9.8 soon.
Data as of 26 Oct 2026, 09:15 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 10.2, 9.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 26 Nov 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 the Red Hat redhat/glib package to 10.2 or 9.8.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Red Hatredhat/glibpkg:rpm/redhat/glibOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released OpenShift Container Platform 4.16.57 containing fixes for these vulnerabilities. Users running versions >=4.16.0 and <4.16.57 should upgrade to 4.16.57 as soon as it is available in their release channel. Upgrades can be performed via the OpenShift CLI (oc) or the web console following Red Hat's official upgrade documentation. No additional mitigation steps are indicated beyond applying this update.
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 4.16.57. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHSA-2026:2658 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): * openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing (CVE-2025-15467) * libpng: LIBPNG out-of-bounds read in png_image_read_composite (CVE-2025-66293) * glib: Integer overflow in g_escape_uri_string() (CVE-2025-13601) 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. 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-2026:2659 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2416741 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2418711 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2430376 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2659.json (opens in a new tab)