RHBA-2024:1811 - Bug Fix Advisory

Topic

Updated Red Hat Enterprise Linux 8 container images are now available

Description

The Red Hat Enterprise Linux 8 container images have been updated to address the following security advisory: RHSA-2024:1782 (see References)

Users of Red Hat Enterprise Linux 8 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 Enterprise Linux 8 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 Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 2263896 - CVE-2023-4408 bind9: Parsing large DNS messages may cause excessive CPU load
• BZ - 2263914 - CVE-2023-50387 bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator
• BZ - 2263917 - CVE-2023-50868 bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources

CVEs

• CVE-2023-4408
• CVE-2023-50387
• CVE-2023-50868

References

• https://access.redhat.com/errata/RHSA-2024:1782
• https://access.redhat.com/containers