RHBA-2026:85196 - Bug Fix Advisory

Topic

Updated Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9 container images are now available

Description

The Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9 container images have been updated to address the following security advisory: RHSA-2026:81532 (see References)

Users of Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9 container images are advised to upgrade to these updated images, which contain backported patches to correct these security issues, fix these bugs and add these enhancements. Users of these images are also encouraged to rebuild all container images that depend on these images.

You can find images updated by this advisory in Red Hat Container Catalog (see References).

Solution

The Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9 container images provided by this update can be downloaded from the Red Hat Container Registry at registry.access.redhat.com. Installation instructions for your platform are available at Red Hat Container Catalog (see References).

Dockerfiles and scripts should be amended either to refer to this new image specifically, or to the latest image generally.

Affected Products

• JBoss Enterprise Application Platform 8.1 for RHEL 9 x86_64

Fixes

• BZ - 2528993 - CVE-2026-86145 pcre2: PCRE2: Out-of-bounds write allows arbitrary code execution via crafted regular expressions
• BZ - 2531743 - CVE-2026-89156 PCRE2: PCRE2: Out-of-bounds read via invalid UTF data during JIT fallback
• BZ - 2531744 - CVE-2026-89157 pcre2: PCRE2: Out-of-bounds write via large pattern input
• BZ - 2531745 - CVE-2026-89160 pcre2: PCRE2: Denial of Service via out-of-bounds read during invalid UTF matching
• BZ - 2531746 - CVE-2026-89158 PCRE2: PCRE2: Out-of-bounds write via integer overflow on 32-bit platforms
• BZ - 2531747 - CVE-2026-89161 pcre2: PCRE2: Memory corruption vulnerability in pcre2_jit_match
• BZ - 2543797 - CVE-2026-103111 pcre2: pcre2: Out-of-bounds write via crafted regular expression

CVEs

• CVE-2026-6368
• CVE-2026-6791
• CVE-2026-8924
• CVE-2026-11856
• CVE-2026-18374
• CVE-2026-19542
• CVE-2026-73073
• CVE-2026-77117
• CVE-2026-80489
• CVE-2026-84782
• CVE-2026-86145
• CVE-2026-89156
• CVE-2026-89157
• CVE-2026-89158
• CVE-2026-89160
• CVE-2026-89161
• CVE-2026-103111

References

• https://access.redhat.com/errata/RHSA-2026:81532
• https://access.redhat.com/containers