Unbounded Per-Connection Queue Growth in WebSocketServerExtensionHandler Leads to Denial of Service
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Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
See https://github.com/netty/netty/security/advisories/GHSA-2g37-3h88-55hc for fixed versions and remediation guidance.
References
History
Fri, 18 Sep 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Unbounded Per-Connection Queue Growth in WebSocketServerExtensionHandler Leads to Denial of Service | |
| Title | Io.netty/netty-codec-http: netty: unbounded per-connection queue growth in websocketserverextensionhandler leads to denial of service | |
| First Time appeared |
Redhat
Redhat amq Broker Redhat amq Clients Redhat apicurio Registry Redhat build Keycloak Redhat camel Quarkus Redhat camel Spring Boot Redhat debezium Redhat jboss Data Grid Redhat jboss Enterprise Application Platform Redhat jboss Fuse Redhat quarkus Redhat red Hat Single Sign On |
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| Weaknesses | CWE-1035 | |
| CPEs | cpe:/a:redhat:amq_broker:7 cpe:/a:redhat:amq_clients:2023 cpe:/a:redhat:apicurio_registry:3 cpe:/a:redhat:build_keycloak: cpe:/a:redhat:camel_quarkus:3 cpe:/a:redhat:camel_spring_boot:4 cpe:/a:redhat:debezium:3 cpe:/a:redhat:jboss_data_grid:8 cpe:/a:redhat:jboss_enterprise_application_platform:7 cpe:/a:redhat:jboss_enterprise_application_platform:8 cpe:/a:redhat:jboss_fuse:7 cpe:/a:redhat:quarkus:3 cpe:/a:redhat:red_hat_single_sign_on:7 |
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Redhat
Redhat amq Broker Redhat amq Clients Redhat apicurio Registry Redhat build Keycloak Redhat camel Quarkus Redhat camel Spring Boot Redhat debezium Redhat jboss Data Grid Redhat jboss Enterprise Application Platform Redhat jboss Fuse Redhat quarkus Redhat red Hat Single Sign On |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-09-18T14:54:19.353Z
Reserved: 2026-09-18T09:41:56.676Z
Link: CVE-2026-93558
No data.
Status : Received
Published: 2026-09-18T15:17:19.590
Modified: 2026-09-18T15:17:19.590
Link: CVE-2026-93558
No data.
OpenCVE Enrichment
No data.
Weaknesses