Red Hat Updates
1659Warning Date
Severity Level
Warning Number
Target Sector
14 April, 2021
● High
2021-2756
All
Description:
Red Hat has released a security update to address a vulnerabilities in the following products:
- 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
- Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.1 x86_64
- Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 8.1 ppc64le
- Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 8.1 aarch64
- Red Hat OpenShift Container Platform 4.5 for RHEL 8 x86_64
- Red Hat OpenShift Container Platform 4.5 for RHEL 7 x86_64
- Red Hat OpenShift Container Platform for Power 4.5 for RHEL 8 ppc64le
- Red Hat OpenShift Container Platform for Power 4.5 for RHEL 7 ppc64le
- Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.5 for RHEL 8 s390x
- Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.5 for RHEL 7 s390x
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 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 Enterprise Linux for x86_64 - Extended Update Support 8.1 x86_64
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.1 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
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Denial of service attack (DoS)
- Buffer overflow
Best practice and Recommendations:
The CERT team encourages users to review Red Hat security advisory and apply the necessary updates: