RHSA-2026:42098 - Security Advisory

Topic

JBoss EAP XP 6.0.5.GA release on the EAP 8.1 base. See references for release notes.

Description

This is a cumulative patch release zip for the JBoss EAP XP 6.0.5 runtime distribution for use with EAP 8.1.7.

Security Fix(es):

• kafka-clients: Apache Kafka Clients: Information disclosure and data corruption due to race condition in producer buffer management (CVE-2026-35554)

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.

Solution

Before applying the update, make sure all previously released errata relevant to your system have been applied. Also, back up your existing installation, including all applications, configuration files, databases and database settings. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258

Affected Products

• JBoss Enterprise Application Platform Text-Only Advisories x86_64

Fixes

• BZ - 2455916 - CVE-2026-35554 Apache Kafka Clients: Apache Kafka Clients: Information disclosure and data corruption due to race condition in producer buffer management
• JBEAP-32491 - Tracker for EAP XP 6.0.0.GA on EAP 8.1.7

CVEs

• CVE-2026-35554

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/8.1
• https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/8.1/html-single/red_hat_jboss_eap_xp_6.0_release_notes/index