Red Hat Security Advisory: Red Hat OpenShift API for Data Protection
OpenShift API for Data Protection (OADP) enables you to back up and restore application resources, persistent volume data, and internal container images to external backup storage. OADP enables both file system-based and snapshot-based backups for persistent volumes.
AI Analysis
Technical Summary
The vulnerability identified as CVE-2025-66418 affects the urllib3 library used within the cert-manager Operator for Red Hat OpenShift and multiple Red Hat Enterprise Linux products. It is caused by an unbounded decompression chain that can result in resource exhaustion, potentially impacting system stability or availability. The issue is tracked under CWE-770 and CWE-409. Red Hat has released security advisories (RHSA-2026:2279 and RHSA-2026:1026) providing updated packages and instructions for remediation. The advisories cover affected Red Hat Enterprise Linux 8.4 variants and Red Hat OpenShift AI 3.2. No active exploitation has been reported. The vendor manages remediation through official patches, and users should follow the provided update instructions.
Potential Impact
The vulnerability can lead to resource exhaustion due to unbounded decompression chains in urllib3, which may cause denial of service or degraded performance in affected systems. This impacts Red Hat OpenShift clusters using the cert-manager Operator and Red Hat Enterprise Linux 8.4 systems utilizing the fence-agents packages. No known active exploits have been reported, but the potential for resource exhaustion poses a risk to system availability.
Mitigation Recommendations
Red Hat has released official patches addressing CVE-2025-66418. Users should apply the updated fence-agents packages and related updates for Red Hat Enterprise Linux 8.4 and Red Hat OpenShift AI 3.2 as detailed in the Red Hat advisories RHSA-2026:2279 and RHSA-2026:1026. Follow the vendor's instructions at https://access.redhat.com/articles/11258 and https://docs.redhat.com/en/documentation/red_hat_openshift_ai/ to fully remediate the vulnerability. No additional mitigation steps are required beyond applying these official updates.
Red Hat Security Advisory: Red Hat OpenShift API for Data Protection
Description
OpenShift API for Data Protection (OADP) enables you to back up and restore application resources, persistent volume data, and internal container images to external backup storage. OADP enables both file system-based and snapshot-based backups for persistent volumes.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as CVE-2025-66418 affects the urllib3 library used within the cert-manager Operator for Red Hat OpenShift and multiple Red Hat Enterprise Linux products. It is caused by an unbounded decompression chain that can result in resource exhaustion, potentially impacting system stability or availability. The issue is tracked under CWE-770 and CWE-409. Red Hat has released security advisories (RHSA-2026:2279 and RHSA-2026:1026) providing updated packages and instructions for remediation. The advisories cover affected Red Hat Enterprise Linux 8.4 variants and Red Hat OpenShift AI 3.2. No active exploitation has been reported. The vendor manages remediation through official patches, and users should follow the provided update instructions.
Potential Impact
The vulnerability can lead to resource exhaustion due to unbounded decompression chains in urllib3, which may cause denial of service or degraded performance in affected systems. This impacts Red Hat OpenShift clusters using the cert-manager Operator and Red Hat Enterprise Linux 8.4 systems utilizing the fence-agents packages. No known active exploits have been reported, but the potential for resource exhaustion poses a risk to system availability.
Mitigation Recommendations
Red Hat has released official patches addressing CVE-2025-66418. Users should apply the updated fence-agents packages and related updates for Red Hat Enterprise Linux 8.4 and Red Hat OpenShift AI 3.2 as detailed in the Red Hat advisories RHSA-2026:2279 and RHSA-2026:1026. Follow the vendor's instructions at https://access.redhat.com/articles/11258 and https://docs.redhat.com/en/documentation/red_hat_openshift_ai/ to fully remediate the vulnerability. No additional mitigation steps are required beyond applying these official updates.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:2279
- Cve Count
- 1
Threat ID: 6a160986e29bf47b50652be7
Added to database: 05/26/2026, 20:58:46 UTC
Last enriched: 08/10/2026, 18:02:49 UTC
Last updated: 09/10/2026, 22:04:10 UTC
Views: 90
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