RHBA-2026:69920 - Bug Fix Advisory

Topic

Updated RHEL-9 based Middleware Containers container images are now available

Description

The RHEL-9 based Middleware Containers container images have been updated to address the following security advisory: RHSA-2026:67910 (see References)

Users of RHEL-9 based Middleware Containers 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 RHEL-9 based Middleware Containers 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

• Red Hat JBoss Middleware 1 x86_64

Fixes

• BZ - 2520654 - CVE-2026-63383 libevent: Libevent: Denial of Service via malformed RPC data
• BZ - 2520655 - CVE-2026-63387 libevent: Libevent: Off-by-one stack buffer overflow leading to denial of service or data corruption
• BZ - 2520657 - CVE-2026-63381 libevent: Libevent: Memory corruption due to use-after-free
• BZ - 2520658 - CVE-2026-63384 libevent: Libevent: Denial of Service via integer conversion error in `evtag_unmarshal_header`
• BZ - 2520660 - CVE-2026-63382 libevent: libevent: Multiple HTTP Parser Bugs Enable Request Smuggling
• BZ - 2520661 - CVE-2026-63388 libevent: Libevent: Arbitrary code execution via heap out-of-bounds write in AF_UNIX handling
• BZ - 2520666 - CVE-2026-63385 libevent: Libevent: HTTP header handling bugs create risk of access control bypass.
• BZ - 2520667 - CVE-2026-63379 libevent: Libevent: HTTP header smuggling allows authorization bypass or cache poisoning

CVEs

• CVE-2026-14456
• CVE-2026-14457
• CVE-2026-18798
• CVE-2026-53783
• CVE-2026-53784
• CVE-2026-53785
• CVE-2026-53789
• CVE-2026-53790
• CVE-2026-53791
• CVE-2026-53793
• CVE-2026-53795
• CVE-2026-53802
• CVE-2026-53803
• CVE-2026-54874
• CVE-2026-56392
• CVE-2026-63072
• CVE-2026-63073
• CVE-2026-63074
• CVE-2026-63075
• CVE-2026-63076
• CVE-2026-63379
• CVE-2026-63381
• CVE-2026-63382
• CVE-2026-63383
• CVE-2026-63384
• CVE-2026-63385
• CVE-2026-63387
• CVE-2026-63388
• CVE-2026-70452
• CVE-2026-70453
• CVE-2026-70454
• CVE-2026-70456
• CVE-2026-70457
• CVE-2026-70458
• CVE-2026-70460
• CVE-2026-70461
• CVE-2026-70463
• CVE-2026-70464

References

• https://access.redhat.com/errata/RHSA-2026:67910
• https://access.redhat.com/containers