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Red Hat Security Advisory

RHSA-2026:34608

Streams for Apache Kafka 2.9.4 release and security update

Released 2026-07-02 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 34 records

TI-2026-30863 CVE-2026-42583 · GHSA-mj4r-2hfc-f8p6

Netty: Lz4FrameDecoder resource exhaustion

Priority HIGH 72

Netty is an asynchronous, event-driven network application framework.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00461 Published 2026-05-13 Partial fix · 4.2.13.Final, 4.1.133.Final CWE-400
Priority HIGH 70

A TCP client can perform a TLS handshake and present the server name extension with a server name that is accepted by a server wildcard name, e.g.

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.00238 Published 2026-05-06 Partial fix · 4.5.27, 5.0.12 CWE-295
Priority HIGH 70

The Vert.x Web static handler component cache can be manipulated to deny the access to static files served by the handler using specifically crafted request URI.

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.00384 Published 2026-01-15 Partial fix · 4.5.24, 5.0.7 CWE-444
Priority MEDIUM 48

The fix for CVE-2021-23337 added validation for the variable option in _.template but did not apply the same validation to options.imports key names, and both paths flow into the same Function() constructor sink.

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.02808 Published 2026-03-31 Partial fix · 4.18.1, 4.18.0 CWE-94
Priority MEDIUM 44

Multiple denial of service vulnerabilities exist in React Server Components, affecting the following packages: react-server-dom-parcel, react-server-dom-turbopack, react-server-dom-webpack.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.02581 Published 2026-01-26 Fixed in 19.0.4, 19.1.5 +1 CWE-400
Priority MEDIUM 43

Netty is a network application framework for development of protocol servers and clients.

CVSS 3.1CRITICAL 10.0 Network No auth No interaction EPSS 0.00372 Published 2026-06-12 Partial fix · 4.2.15.Final, 4.1.135.Final CWE-345
Priority LOW 39

Apache Log4j Core's XmlLayout https://logging.apache.org/log4j/2.x/manual/layouts.html#XmlLayout , in versions up to and including 2.25.3, fails to sanitize characters forbidden by the XML 1.0 specification https://www.w…

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.01064 Published 2026-04-10 Partial fix · 2.25.4 CWE-116
Priority LOW 35

Improper handling of configuration values in ZKConfig in Apache ZooKeeper 3.8.5 and 3.9.4 on all platforms allows an attacker to expose sensitive information stored in client configuration in the client's logfile.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.01289 Published 2026-03-07 Partial fix · 3.9.5, 3.8.6 CWE-532
Priority LOW 34

Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS (PTR) when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with…

CVSS 3.1HIGH 7.4 Network No auth No interaction EPSS 0.00695 Published 2026-03-07 Partial fix · 3.8.6, 3.9.5 CWE-295