Red Hat Security Advisory: OpenShift Container Platform 4.19.17 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 4.19.17. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/155269 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/4.19/html/release_notes/ Security Fix(es): * libarchive: Double free at archive_read_format_rar_seek_data() in archive_read_support_format_rar.c (CVE-2025-5914) * unbound: Unbound Cache poisoning (CVE-2025-5994) * sqlite: Integer Truncation in SQLite (CVE-2025-6965) * podman: Podman kube play command may overwrite host files (CVE-2025-9566) * libxml: Heap use after free (UAF) leads to Denial of service (DoS) (CVE-2025-49794) * libxml: Type confusion leads to Denial of service (DoS) (CVE-2025-49796) 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 4.19 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/4.19/html-single/updating_clusters/index#updating-cluster-cli.
AI Analysis
Technical Summary
This advisory covers security updates in Red Hat OpenShift Container Platform 4.19.17 that fix six vulnerabilities: CVE-2025-5914 (double free in libarchive), CVE-2025-5994 (cache poisoning in unbound), CVE-2025-6965 (integer truncation in SQLite), CVE-2025-9566 (podman kube play command may overwrite host files), CVE-2025-49794 (heap use after free in libxml causing denial of service), and CVE-2025-49796 (type confusion in libxml causing denial of service). These issues impact container images and RPM packages for OpenShift Container Platform 4.19 and are rated with an overall security impact of Important by Red Hat Product Security. The advisory directs users to upgrade to 4.19.17 using the OpenShift CLI or web console to apply these fixes.
Potential Impact
The vulnerabilities fixed in this update include memory corruption (double free), cache poisoning, integer truncation, potential host file overwrite, and denial of service conditions. These issues could lead to application crashes, data corruption, or unauthorized modification of host files within the OpenShift environment. The overall security impact is rated as Important by Red Hat, indicating significant risk if unpatched.
Mitigation Recommendations
Red Hat OpenShift Container Platform 4.19 users should upgrade to version 4.19.17 or later as soon as the updated packages and container images are available in their release channel. Upgrades can be performed via the OpenShift CLI (oc) or the web console. Detailed upgrade instructions are provided in the official Red Hat documentation. No alternative mitigations are indicated; applying the official update is required to address these vulnerabilities.
Red Hat Security Advisory: OpenShift Container Platform 4.19.17 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 4.19.17. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/155269 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/4.19/html/release_notes/ Security Fix(es): * libarchive: Double free at archive_read_format_rar_seek_data() in archive_read_support_format_rar.c (CVE-2025-5914) * unbound: Unbound Cache poisoning (CVE-2025-5994) * sqlite: Integer Truncation in SQLite (CVE-2025-6965) * podman: Podman kube play command may overwrite host files (CVE-2025-9566) * libxml: Heap use after free (UAF) leads to Denial of service (DoS) (CVE-2025-49794) * libxml: Type confusion leads to Denial of service (DoS) (CVE-2025-49796) 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 4.19 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/4.19/html-single/updating_clusters/index#updating-cluster-cli.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers security updates in Red Hat OpenShift Container Platform 4.19.17 that fix six vulnerabilities: CVE-2025-5914 (double free in libarchive), CVE-2025-5994 (cache poisoning in unbound), CVE-2025-6965 (integer truncation in SQLite), CVE-2025-9566 (podman kube play command may overwrite host files), CVE-2025-49794 (heap use after free in libxml causing denial of service), and CVE-2025-49796 (type confusion in libxml causing denial of service). These issues impact container images and RPM packages for OpenShift Container Platform 4.19 and are rated with an overall security impact of Important by Red Hat Product Security. The advisory directs users to upgrade to 4.19.17 using the OpenShift CLI or web console to apply these fixes.
Potential Impact
The vulnerabilities fixed in this update include memory corruption (double free), cache poisoning, integer truncation, potential host file overwrite, and denial of service conditions. These issues could lead to application crashes, data corruption, or unauthorized modification of host files within the OpenShift environment. The overall security impact is rated as Important by Red Hat, indicating significant risk if unpatched.
Mitigation Recommendations
Red Hat OpenShift Container Platform 4.19 users should upgrade to version 4.19.17 or later as soon as the updated packages and container images are available in their release channel. Upgrades can be performed via the OpenShift CLI (oc) or the web console. Detailed upgrade instructions are provided in the official Red Hat documentation. No alternative mitigations are indicated; applying the official update is required to address these vulnerabilities.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:18217
- Cve Count
- 6
- Additional Cves
- ["CVE-2025-5994","CVE-2025-6965","CVE-2025-9566","CVE-2025-49794","CVE-2025-49796"]
- State
- PUBLISHED
Threat ID: 6a1f4e87e29bf47b50080a30
Added to database: 06/02/2026, 21:43:35 UTC
Last enriched: 08/13/2026, 20:15:51 UTC
Last updated: 09/10/2026, 19:42:37 UTC
Views: 92
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