Description:

Red Hat has released security updates to address a vulnerability in the following 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
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux Server - AUS 8.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.2 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.2 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4 x86_64
• Red Hat Enterprise Linux Server - AUS 8.4 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.4 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.4 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.4 x86_64
• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for IBM z Systems 7 s390x
• Red Hat Enterprise Linux for Power, big endian 7 ppc64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• 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
• Red Hat OpenShift Container Platform 4.9 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.9 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.9 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.9 aarch64
• Red Hat OpenShift Container Platform 4.10 for RHEL 8 x86_64
• Red Hat OpenShift Container Platform for Power 4.10 for RHEL 8 ppc64le
• Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.10 for RHEL 8 s390x
• Red Hat OpenShift Container Platform for ARM 64 4.10 aarch64
• Red Hat OpenShift Service Mesh 2.1 for RHEL 8 x86_64
• Red Hat OpenShift Service Mesh for Power 2.1 for RHEL 8 ppc64le
• Red Hat OpenShift Service Mesh for IBM Z 2.1 for RHEL 8 s390x
• Red Hat Virtualization 4 for RHEL 7 x86_64
• Red Hat Virtualization Host 4 for RHEL 7 x86_64
• Red Hat OpenStack 13 - Extended Life Cycle Support 13 x86_64
• Red Hat OpenStack 13 for IBM Power - Extended Life Cycle Support 13 ppc64le
• Red Hat OpenShift Service Mesh 2.0 for RHEL 8 x86_64
• Red Hat OpenShift Service Mesh for Power 2.0 for RHEL 8 ppc64le
• Red Hat OpenShift Service Mesh for IBM Z 2.0 for RHEL 8 s390x

Threats:

An attacker could exploit this vulnerability by the following:

• executing arbitrary code
• Denial of service attack (DoS)
• Escalation of privilege

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-2022:1287
• https://access.redhat.com/errata/RHSA-2022:1286
• https://access.redhat.com/errata/RHSA-2022:1285
• https://access.redhat.com/errata/RHSA-2022:1284
• https://access.redhat.com/errata/RHSA-2022:1283
• https://access.redhat.com/errata/RHSA-2022:1158
• https://access.redhat.com/errata/RHSA-2022:1162
• https://access.redhat.com/errata/RHSA-2022:1275
• https://access.redhat.com/errata/RHSA-2022:1263
• https://access.redhat.com/errata/RHSA-2022:1264
• https://access.redhat.com/errata/RHSA-2022:1276