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Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 8.1.7.1 XP 6.0.5.1 release

0
High
Published: 08/04/2026 (08/04/2026, 13:59:30 UTC)
Source: GCVE Database
Vendor/Project: Red Hat Product Security
Product: Red Hat

Description

A security update is now available for Red Hat JBoss Enterprise Application Platform 8.1.7.1, XP 6.0.5.1. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Security Fix(es): * memory exhaustion in io.netty:netty-codec-haproxy (CVE-2026-48059) * DNS cache poisoning in io.netty:netty-resolver-dns (CVE-2026-47691) * DDoS in io.netty:netty-codec-http2 (CVE-2026-50560) * memory exhaustion in io.netty:netty-codec-redis (CVE-2026-50011) * memory exhaustion in io.netty:netty-codec-redis (CVE-2026-44250) * memory exhaustion in io.netty:netty-codec-redis (CVE-2026-44890) * IPv6 subnet filter bypass in io.netty:netty-handler (CVE-2026-44249) * request smuggling in io.netty:netty-codec-http (CVE-2026-50020) * memory leak in io.netty:netty-codec-haproxy (CVE-2026-44893) * TLS hostname verification accidentally disabled in io.netty:netty-handler (CVE-2026-50010) * DNS cache poisoning in io.netty:netty-resolver-dns (CVE-2026-45673) * excessive memory usage from SNIHandler in io.netty:netty-handler (CVE-2026-45416) * file descriptor leak in io.netty:netty-transport-native-epoll and io.netty:netty-transport-native-kqueue (CVE-2026-45536) * DNS cache poisoning in io.netty:netty-resolver-dns (CVE-2026-45674) * memory exhaustion in io.netty:netty-transport-sctp (CVE-2026-46340) * denial of service in io.netty:netty-codec-http2 (CVE-2026-47244) * memory exhaustion in io.netty:netty-codec-redis (CVE-2026-48006) * memory exhaustion in io.netty:netty-codec-http2 (CVE-2026-48043) * netty-codec-http2: Netty: Denial of Service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected software

Affected versions
=1.1.0-r1Red HatRed Hat JBoss Enterprise Application PlatformRed Hat JBoss Enterprise Application Platform 8.1

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/15/2026, 00:07:13 UTC

Technical Analysis

The strimzi-kafka-operator package versions before 1.1.0-r1 are affected by multiple security vulnerabilities primarily in the Netty framework components it uses. These include denial of service via unbounded memory allocation in HTTP content decompression (CVE-2026-42587), DNS cache poisoning, request smuggling, memory leaks, file descriptor leaks, and improper TLS hostname verification. The vulnerabilities span various Netty modules such as netty-codec-http2, netty-codec-redis, netty-handler, netty-resolver-dns, and others. Red Hat has issued a security advisory RHSA-2026:50085 detailing these issues and providing a fixed release 1.1.0-r1 that upgrades Netty to a secure version.

Potential Impact

Exploitation of these vulnerabilities can lead to denial of service conditions through memory exhaustion, resource leaks, and request smuggling attacks. DNS cache poisoning and improper hostname verification could allow attackers to manipulate DNS responses or bypass TLS hostname checks, potentially leading to information disclosure or man-in-the-middle attacks. The overall impact is rated as high due to the number and severity of denial of service and security bypass issues.

Mitigation Recommendations

An official patch is available in strimzi-kafka-operator version 1.1.0-r1 that addresses these vulnerabilities. Users should upgrade to this version or later. Before applying the update, ensure all previously released errata are applied and back up existing installations. Follow the vendor's guidance in Red Hat Advisory RHSA-2026:50085 for detailed update instructions. No additional mitigations are indicated by the vendor advisory.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
Red Hat Product Security
Advisory Id
RHSA-2026:50085
Cve Count
19
Additional Cves
["CVE-2026-44249","CVE-2026-44250","CVE-2026-44890","CVE-2026-44893","CVE-2026-45416","CVE-2026-45536","CVE-2026-45673","CVE-2026-45674","CVE-2026-46340","CVE-2026-47244","CVE-2026-47691","CVE-2026-48006","CVE-2026-48043","CVE-2026-48059","CVE-2026-50010","CVE-2026-50011","CVE-2026-50020","CVE-2026-50560"]

Threat ID: 6a757395bf8831d539d90992

Added to database: 08/07/2026, 05:56:37 UTC

Last enriched: 08/15/2026, 00:07:13 UTC

Last updated: 09/22/2026, 17:45:32 UTC

Views: 47

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