Red Hat Security Advisory: OpenShift Container Platform 4.12.93 bug fix and security update
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 4.12.93. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:34046 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/4.12/html/release_notes Security Fix(es): None 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 4.12 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/4.12/html-single/updating_clusters/index#updating-cluster-within-minor.
AI Analysis
Technical Summary
CVE-2026-1519 is a denial of service vulnerability in BIND 9.18, specifically triggered by maliciously crafted DNSSEC-validated zones. BIND is a widely used DNS server implementation that resolves hostnames to IP addresses. The vulnerability allows an attacker to cause a denial of service condition by exploiting the handling of DNSSEC-validated zones. Red Hat Product Security has issued an important security advisory (RHSA-2026:7915) and released updated packages for Red Hat Enterprise Linux 9 and related variants to fix this issue.
Potential Impact
Successful exploitation of this vulnerability results in denial of service (DoS) of the DNS server, potentially disrupting DNS resolution services. There is no impact on confidentiality or integrity according to the advisory. The CVSS vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and an impact limited to availability (high).
Mitigation Recommendations
Red Hat has released updated bind9.18 packages for Red Hat Enterprise Linux 9 and its variants that fix this vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:7915 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation is indicated by the vendor advisory.
Red Hat Security Advisory: OpenShift Container Platform 4.12.93 bug fix and security 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 4.12.93. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHBA-2026:34046 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/4.12/html/release_notes Security Fix(es): None 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 4.12 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/4.12/html-single/updating_clusters/index#updating-cluster-within-minor.
CVSS v3.1
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-1519 is a denial of service vulnerability in BIND 9.18, specifically triggered by maliciously crafted DNSSEC-validated zones. BIND is a widely used DNS server implementation that resolves hostnames to IP addresses. The vulnerability allows an attacker to cause a denial of service condition by exploiting the handling of DNSSEC-validated zones. Red Hat Product Security has issued an important security advisory (RHSA-2026:7915) and released updated packages for Red Hat Enterprise Linux 9 and related variants to fix this issue.
Potential Impact
Successful exploitation of this vulnerability results in denial of service (DoS) of the DNS server, potentially disrupting DNS resolution services. There is no impact on confidentiality or integrity according to the advisory. The CVSS vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and an impact limited to availability (high).
Mitigation Recommendations
Red Hat has released updated bind9.18 packages for Red Hat Enterprise Linux 9 and its variants that fix this vulnerability. Users should apply the security update as described in the Red Hat advisory RHSA-2026:7915 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation is indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:16064
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a19feb4e29bf47b500fc2f1
Added to database: 05/29/2026, 21:01:40 UTC
Last enriched: 07/10/2026, 12:09:17 UTC
Last updated: 07/24/2026, 08:52:03 UTC
Views: 74
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