Description:

Red Hat has released security updates to address several vulnerabilities in the following products:

• EAP XP 2 security update to CVE fixes in the EAP 7.3.x base
  • JBoss Enterprise Application Platform Text-Only Advisories x86_64
• kpatch-patch
  • Red Hat Enterprise Linux Server - AUS 7.7 x86_64
  • Red Hat Enterprise Linux Server - TUS 7.7 x86_64
  • Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.7 ppc64le
  • Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.7 x86_64
• Red Hat OpenStack Platform 16.2 (openstack-neutron)
  • Red Hat OpenStack 16.2 x86_64
  • Red Hat OpenStack for IBM Power 16.2 ppc64le
• cyrus-imapd
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.1 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.1 aarch64
  • Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le
  • Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64

Threats:

An attacker could exploit these vulnerabilities by doing the following:

• Denial of service attack (DoS)
• Execute arbitrary code

Best practice and Recommendations:

The CERT team encourages users to review Red Hat security advisory and apply the necessary updates:

• https://access.redhat.com/errata/RHSA-2021:3527
• https://access.redhat.com/errata/RHSA-2021:3528
• https://access.redhat.com/errata/RHSA-2021:3529
• https://access.redhat.com/errata/RHSA-2021:3534
• https://access.redhat.com/errata/RHSA-2021:3487
• https://access.redhat.com/errata/RHSA-2021:3490
• https://access.redhat.com/errata/RHSA-2021:3516
• https://access.redhat.com/errata/RHSA-2021:3523
• https://access.redhat.com/errata/RHSA-2021:3488
• https://access.redhat.com/errata/RHSA-2021:3546