Red Hat Security Advisory: Red Hat OpenShift Service Mesh 2.6.14
Red Hat OpenShift Service Mesh 2.6.14, which is based on the open source Istio project, addresses a variety of problems in a microservice architecture by creating a centralized point of control in an application. Security Fix(es): * istio-operator-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * istio-cni-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * pilot-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * ratelimit-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * istio-operator-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * istio-cni-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * pilot-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * ratelimit-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * istio-operator-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * istio-cni-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * pilot-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * ratelimit-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * istio-operator-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * istio-cni-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * pilot-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * ratelimit-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * istio-operator-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * istio-cni-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * pilot-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * ratelimit-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728)
AI Analysis
Technical Summary
This Red Hat security advisory for OpenShift Service Mesh 2.6.14 reports multiple vulnerabilities across several components derived from the Istio project. The vulnerabilities include CVE-2025-68121 (unexpected session resumption in crypto/tls), CVE-2025-61732 (potential code smuggling via doc comments in cmd/cgo), CVE-2025-61731 (arbitrary file write via malicious pkg-config directive), CVE-2025-61726 (memory exhaustion in query parameter parsing in net/url), and CVE-2025-61728 (excessive CPU consumption when building archive index in archive/zip). These issues affect the istio-operator-rhel8, istio-cni-rhel8, pilot-rhel8, and ratelimit-rhel8 components. The advisory indicates an important security impact but does not provide explicit patch availability or fixed versions. The vulnerabilities could lead to resource exhaustion and arbitrary file writes, impacting the security and stability of the service mesh control plane.
Potential Impact
The vulnerabilities collectively can lead to unexpected TLS session resumption behavior, potential code injection via documentation comments, arbitrary file writes through malicious package configurations, memory exhaustion through crafted URL query parameters, and excessive CPU consumption during archive processing. These impacts may allow attackers to disrupt service mesh operations, cause denial of service conditions, or potentially execute unauthorized code or write files. No known exploits in the wild have been reported, but the issues pose a high security risk to affected deployments.
Mitigation Recommendations
Red Hat has released OpenShift Service Mesh 2.6.14 which addresses these vulnerabilities. Users should upgrade to version 2.6.14 as documented in the Red Hat OpenShift Service Mesh 2.6.14 documentation. Since no explicit patch links or fixed version ranges are provided, consult the official Red Hat advisory RHSA-2026:3559 and related documentation for detailed upgrade instructions and verification. There are no indications that the vulnerabilities are already mitigated without upgrading.
Red Hat Security Advisory: Red Hat OpenShift Service Mesh 2.6.14
Description
Red Hat OpenShift Service Mesh 2.6.14, which is based on the open source Istio project, addresses a variety of problems in a microservice architecture by creating a centralized point of control in an application. Security Fix(es): * istio-operator-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * istio-cni-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * pilot-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * ratelimit-rhel8: Unexpected session resumption in crypto/tls (CVE-2025-68121) * istio-operator-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * istio-cni-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * pilot-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * ratelimit-rhel8: Potential code smuggling via doc comments in cmd/cgo (CVE-2025-61732) * istio-operator-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * istio-cni-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * pilot-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * ratelimit-rhel8: cmd/go: Arbitrary file write via malicious pkg-config directive (CVE-2025-61731) * istio-operator-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * istio-cni-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * pilot-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * ratelimit-rhel8: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726) * istio-operator-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * istio-cni-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * pilot-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728) * ratelimit-rhel8: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728)
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory for OpenShift Service Mesh 2.6.14 reports multiple vulnerabilities across several components derived from the Istio project. The vulnerabilities include CVE-2025-68121 (unexpected session resumption in crypto/tls), CVE-2025-61732 (potential code smuggling via doc comments in cmd/cgo), CVE-2025-61731 (arbitrary file write via malicious pkg-config directive), CVE-2025-61726 (memory exhaustion in query parameter parsing in net/url), and CVE-2025-61728 (excessive CPU consumption when building archive index in archive/zip). These issues affect the istio-operator-rhel8, istio-cni-rhel8, pilot-rhel8, and ratelimit-rhel8 components. The advisory indicates an important security impact but does not provide explicit patch availability or fixed versions. The vulnerabilities could lead to resource exhaustion and arbitrary file writes, impacting the security and stability of the service mesh control plane.
Potential Impact
The vulnerabilities collectively can lead to unexpected TLS session resumption behavior, potential code injection via documentation comments, arbitrary file writes through malicious package configurations, memory exhaustion through crafted URL query parameters, and excessive CPU consumption during archive processing. These impacts may allow attackers to disrupt service mesh operations, cause denial of service conditions, or potentially execute unauthorized code or write files. No known exploits in the wild have been reported, but the issues pose a high security risk to affected deployments.
Mitigation Recommendations
Red Hat has released OpenShift Service Mesh 2.6.14 which addresses these vulnerabilities. Users should upgrade to version 2.6.14 as documented in the Red Hat OpenShift Service Mesh 2.6.14 documentation. Since no explicit patch links or fixed version ranges are provided, consult the official Red Hat advisory RHSA-2026:3559 and related documentation for detailed upgrade instructions and verification. There are no indications that the vulnerabilities are already mitigated without upgrading.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:3559
- Cve Count
- 5
- Additional Cves
- ["CVE-2025-61728","CVE-2025-61731","CVE-2025-61732","CVE-2025-68121"]
- Cvss Version
- null
Threat ID: 6a16096ae29bf47b5062fa97
Added to database: 05/26/2026, 20:58:18 UTC
Last enriched: 07/30/2026, 10:25:07 UTC
Last updated: 07/31/2026, 21:55:53 UTC
Views: 68
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