Red Hat Security Advisory: Streams for Apache Kafka 3.2.1 release and security update
Red Hat Streams for Apache Kafka, based on the Apache Kafka project, offers a distributed backbone that allows microservices and other applications to share data with extremely high throughput and extremely low latency. This release of Red Hat Streams for Apache Kafka 3.2.1 serves as a replacement for Red Hat Streams for Apache Kafka 3.2.0, and includes security and bug fixes, and enhancements. Security Fix(es): * golang-github-danielqsj-kafka_exporter: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) * quarkus-vertx-http: io.quarkus:quarkus-vertx-http: Authorization bypass via semicolons in HTTP requests (CVE-2026-39852) * kafka-clients: Apache Kafka Clients: Information disclosure and data corruption due to race condition in producer buffer management (CVE-2026-35554) * log4j-layout-template-json: Apache Log4j JsonTemplateLayout: Denial of Service via invalid JSON output (CVE-2026-34481) * log4j-core: Apache Log4j Core: Invalid XML output causes denial of service in logging (CVE-2026-34480) * log4j-core: Apache Log4j Core: Log injection via CRLF sequences due to configuration attribute renames (CVE-2026-34478) * netty-codec-dns: Netty: High integrity impact due to improper DNS domain name constraint enforcement (CVE-2026-42579) * netty-codec-http: Netty: Incorrect HTTP response parsing leads to data confusion (CVE-2026-42584) * netty-codec-http: Netty: HTTP Request Smuggling due to improper handling of conflicting HTTP/1.0 headers (CVE-2026-42581) * netty-handler-proxy: Netty: HTTP Header Injection via HttpProxyHandler Disabled Validation (CVE-2026-42578) * netty-codec-http: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587) * netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587) * netty-codec: Netty: Denial of Service via excessive memory allocation in LZ4FrameDecoder (CVE-2026-42583) * netty-codec-compression: Netty: Denial of Service via excessive memory allocation in LZ4FrameDecoder (CVE-2026-42583) * next: Next.js: Authorization bypass via crafted query parameters (CVE-2026-44574) * next: Next.js: Denial of Service via crafted POST requests to server actions (CVE-2026-44579) * next: Next.js: Denial of Service via Image Optimization API (CVE-2026-44577) * next: Next.js: Information disclosure due to middleware bypass in Pages Router with i18n (CVE-2026-44573) * next: Next.js: Server-Side Request Forgery via crafted WebSocket upgrade requests (CVE-2026-44578) * next: Next.js: Information disclosure via security fix bypass in middleware with Turbopack (CVE-2026-45109) * next: Next.js: Unauthorized access to protected content via middleware bypass (CVE-2026-44575) * quarkus-vertx-http: Quarkus: Authorization bypass in HTTP path-based policies via encoded characters (CVE-2026-50559) * golang-github-danielqsj-kafka_exporter: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821) * vertx-core: eclipse-vertx/vert.x: Denial of Service via TLS handshake with wildcard server name (CVE-2026-6860) * netty-handler: netty-handler: IPv6 subnet rule bypass due to incorrect masking operation (CVE-2026-44249) * netty-codec-haproxy: Netty-codec-haproxy: Denial of Service via malformed HAProxy message (CVE-2026-44893) * netty-codec-http2: netty-codec-http2: Denial of Service due to resource leak (CVE-2026-48043) * netty-codec-haproxy: Netty HAProxy PROXY protocol v2 codec: Denial of Service via memory leak from crafted PROXY protocol headers (CVE-2026-48059) * netty-resolver-dns: Netty has Insufficient Bailiwick Validation for NS Records (CVE-2026-47691) * netty-resolver-dns: Netty: Information disclosure and data manipulation due to improper CNAME record validation (CVE-2026-45674) * netty-handler: Netty: Denial of Service due to eager buffer allocation in TLS handshake (CVE-2026-45416) * golang-github-danielqsj-kafka_exporter: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811) * cluster-operator: Cross-namespace privilege escalation via Kafka.spec.entityOperator.watchedNamespace in Strimzi (CVE-2026-55225) * micrometer-core: Micrometer: Denial of Service via specially crafted HTTP requests (CVE-2026-40984) * micrometer-core: Micrometer: Denial of Service via specially crafted gRPC requests (CVE-2026-40983) * golang-github-danielqsj-kafka_exporter: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145) * jackson-databind: jackson-databind: Arbitrary code execution via PolymorphicTypeValidator bypass (CVE-2026-54512) * jackson-databind: Jackson-databind: Denial of Service via deeply nested JSON processing (CVE-2026-50193) * golang-github-danielqsj-kafka_exporter: Golang MIME: Denial of Service via maliciously-crafted MIME header (CVE-2026-42504) * jacks
AI Analysis
Technical Summary
The Red Hat security advisories detail fixes for numerous vulnerabilities in Red Hat builds of Apache Camel 4.18.3 for Spring Boot, Quarkus 3.33.2.SP1, and Keycloak 26.6.4. These include CVE-2026-6860 (Denial of Service via TLS handshake with wildcard server name in vertx-core), multiple remote code execution flaws in jackson-databind and c3p0, denial of service vulnerabilities in netty components, information disclosure via improper validation or injection in camel and vertx components, and privilege escalation and authorization bypass issues in Keycloak. The advisories provide a comprehensive list of CVEs fixed, covering a wide range of CWE categories such as CWE-770 (Allocation of Resources Without Limits), CWE-502 (Deserialization of Untrusted Data), CWE-346 (Origin Validation Error), and CWE-611 (XML External Entity Injection). The vendor advisories confirm that updates are available for these products to remediate the vulnerabilities.
Potential Impact
The vulnerabilities collectively pose significant risks including denial of service conditions that can disrupt service availability, remote code execution allowing attackers to execute arbitrary code, information disclosure exposing sensitive data, server-side request forgery enabling unauthorized requests, privilege escalation permitting unauthorized access or control, and security bypasses undermining authentication and authorization mechanisms. These impacts can affect the confidentiality, integrity, and availability of systems running the affected Red Hat builds of Apache Camel, Quarkus, and Keycloak.
Mitigation Recommendations
Red Hat has released updated packages for Red Hat build of Apache Camel 4.18.3 for Spring Boot, Quarkus 3.33.2.SP1, and Keycloak 26.6.4 that address these vulnerabilities. Users should apply these official security updates promptly. Before applying updates, it is recommended to back up existing installations, including applications, configuration files, and databases. There is no indication that these issues are already mitigated or require no action. Patch status is confirmed by the vendor advisories linked in the references.
Red Hat Security Advisory: Streams for Apache Kafka 3.2.1 release and security update
Description
Red Hat Streams for Apache Kafka, based on the Apache Kafka project, offers a distributed backbone that allows microservices and other applications to share data with extremely high throughput and extremely low latency. This release of Red Hat Streams for Apache Kafka 3.2.1 serves as a replacement for Red Hat Streams for Apache Kafka 3.2.0, and includes security and bug fixes, and enhancements. Security Fix(es): * golang-github-danielqsj-kafka_exporter: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283) * quarkus-vertx-http: io.quarkus:quarkus-vertx-http: Authorization bypass via semicolons in HTTP requests (CVE-2026-39852) * kafka-clients: Apache Kafka Clients: Information disclosure and data corruption due to race condition in producer buffer management (CVE-2026-35554) * log4j-layout-template-json: Apache Log4j JsonTemplateLayout: Denial of Service via invalid JSON output (CVE-2026-34481) * log4j-core: Apache Log4j Core: Invalid XML output causes denial of service in logging (CVE-2026-34480) * log4j-core: Apache Log4j Core: Log injection via CRLF sequences due to configuration attribute renames (CVE-2026-34478) * netty-codec-dns: Netty: High integrity impact due to improper DNS domain name constraint enforcement (CVE-2026-42579) * netty-codec-http: Netty: Incorrect HTTP response parsing leads to data confusion (CVE-2026-42584) * netty-codec-http: Netty: HTTP Request Smuggling due to improper handling of conflicting HTTP/1.0 headers (CVE-2026-42581) * netty-handler-proxy: Netty: HTTP Header Injection via HttpProxyHandler Disabled Validation (CVE-2026-42578) * netty-codec-http: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587) * netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587) * netty-codec: Netty: Denial of Service via excessive memory allocation in LZ4FrameDecoder (CVE-2026-42583) * netty-codec-compression: Netty: Denial of Service via excessive memory allocation in LZ4FrameDecoder (CVE-2026-42583) * next: Next.js: Authorization bypass via crafted query parameters (CVE-2026-44574) * next: Next.js: Denial of Service via crafted POST requests to server actions (CVE-2026-44579) * next: Next.js: Denial of Service via Image Optimization API (CVE-2026-44577) * next: Next.js: Information disclosure due to middleware bypass in Pages Router with i18n (CVE-2026-44573) * next: Next.js: Server-Side Request Forgery via crafted WebSocket upgrade requests (CVE-2026-44578) * next: Next.js: Information disclosure via security fix bypass in middleware with Turbopack (CVE-2026-45109) * next: Next.js: Unauthorized access to protected content via middleware bypass (CVE-2026-44575) * quarkus-vertx-http: Quarkus: Authorization bypass in HTTP path-based policies via encoded characters (CVE-2026-50559) * golang-github-danielqsj-kafka_exporter: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821) * vertx-core: eclipse-vertx/vert.x: Denial of Service via TLS handshake with wildcard server name (CVE-2026-6860) * netty-handler: netty-handler: IPv6 subnet rule bypass due to incorrect masking operation (CVE-2026-44249) * netty-codec-haproxy: Netty-codec-haproxy: Denial of Service via malformed HAProxy message (CVE-2026-44893) * netty-codec-http2: netty-codec-http2: Denial of Service due to resource leak (CVE-2026-48043) * netty-codec-haproxy: Netty HAProxy PROXY protocol v2 codec: Denial of Service via memory leak from crafted PROXY protocol headers (CVE-2026-48059) * netty-resolver-dns: Netty has Insufficient Bailiwick Validation for NS Records (CVE-2026-47691) * netty-resolver-dns: Netty: Information disclosure and data manipulation due to improper CNAME record validation (CVE-2026-45674) * netty-handler: Netty: Denial of Service due to eager buffer allocation in TLS handshake (CVE-2026-45416) * golang-github-danielqsj-kafka_exporter: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811) * cluster-operator: Cross-namespace privilege escalation via Kafka.spec.entityOperator.watchedNamespace in Strimzi (CVE-2026-55225) * micrometer-core: Micrometer: Denial of Service via specially crafted HTTP requests (CVE-2026-40984) * micrometer-core: Micrometer: Denial of Service via specially crafted gRPC requests (CVE-2026-40983) * golang-github-danielqsj-kafka_exporter: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145) * jackson-databind: jackson-databind: Arbitrary code execution via PolymorphicTypeValidator bypass (CVE-2026-54512) * jackson-databind: Jackson-databind: Denial of Service via deeply nested JSON processing (CVE-2026-50193) * golang-github-danielqsj-kafka_exporter: Golang MIME: Denial of Service via maliciously-crafted MIME header (CVE-2026-42504) * jacks
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat security advisories detail fixes for numerous vulnerabilities in Red Hat builds of Apache Camel 4.18.3 for Spring Boot, Quarkus 3.33.2.SP1, and Keycloak 26.6.4. These include CVE-2026-6860 (Denial of Service via TLS handshake with wildcard server name in vertx-core), multiple remote code execution flaws in jackson-databind and c3p0, denial of service vulnerabilities in netty components, information disclosure via improper validation or injection in camel and vertx components, and privilege escalation and authorization bypass issues in Keycloak. The advisories provide a comprehensive list of CVEs fixed, covering a wide range of CWE categories such as CWE-770 (Allocation of Resources Without Limits), CWE-502 (Deserialization of Untrusted Data), CWE-346 (Origin Validation Error), and CWE-611 (XML External Entity Injection). The vendor advisories confirm that updates are available for these products to remediate the vulnerabilities.
Potential Impact
The vulnerabilities collectively pose significant risks including denial of service conditions that can disrupt service availability, remote code execution allowing attackers to execute arbitrary code, information disclosure exposing sensitive data, server-side request forgery enabling unauthorized requests, privilege escalation permitting unauthorized access or control, and security bypasses undermining authentication and authorization mechanisms. These impacts can affect the confidentiality, integrity, and availability of systems running the affected Red Hat builds of Apache Camel, Quarkus, and Keycloak.
Mitigation Recommendations
Red Hat has released updated packages for Red Hat build of Apache Camel 4.18.3 for Spring Boot, Quarkus 3.33.2.SP1, and Keycloak 26.6.4 that address these vulnerabilities. Users should apply these official security updates promptly. Before applying updates, it is recommended to back up existing installations, including applications, configuration files, and databases. There is no indication that these issues are already mitigated or require no action. Patch status is confirmed by the vendor advisories linked in the references.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:26017
- Cve Count
- 14
- Additional Cves
- ["CVE-2026-44249","CVE-2026-44893","CVE-2026-45416","CVE-2026-45673","CVE-2026-45674","CVE-2026-47244","CVE-2026-47691","CVE-2026-48043","CVE-2026-48059","CVE-2026-50010","CVE-2026-50020","CVE-2026-50559","CVE-2026-50560"]
- State
- PUBLISHED
Threat ID: 6a343cacf198dc38c14e22f7
Added to database: 06/18/2026, 18:45:00 UTC
Last enriched: 08/15/2026, 04:55:09 UTC
Last updated: 09/16/2026, 10:01:34 UTC
Views: 194
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