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Red Hat Updates
2466
Warning Date
Severity Level
Warning Number
Target Sector
3 March, 2021
● High
2021-2562
All
Description:
Red Hat has released security updates to address several vulnerabilities in the following products:
- kernel
- 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
- kpatch-patch
- 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
- bind
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.6 x86_64
- Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 7.6 s390x
- Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.6 ppc64
- Red Hat Enterprise Linux EUS Compute Node 7.6 x86_64
- Red Hat Enterprise Linux Server - AUS 7.6 x86_64
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.6 ppc64le
- Red Hat Enterprise Linux Server - TUS 7.6 x86_64
- Red Hat Enterprise Linux for Power 9 7 ppc64le
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.6 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.6 x86_64
- Red Hat Enterprise Linux for IBM System z (Structure A) 7 s390x
- Red Hat Enterprise Linux Server - AUS 7.4 x86_64
- Red Hat Enterprise Linux Server - TUS 7.4 x86_64
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.4 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.4 x86_64
- Red Hat Enterprise Linux Server - AUS 7.3 x86_64
- Red Hat Enterprise Linux Server - AUS 7.2 x86_64
- container-tools:1.0
- 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
- container-tools:2.0
- 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
- grub2
- Red Hat Enterprise Linux for x86_64 8 x86_64
- 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 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 8.1 x86_64
- 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 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 Power, big endian 7 ppc64
- Red Hat Enterprise Linux for Scientific Computing 7 x86_64
- Red Hat Enterprise Linux for Power, little endian 7 ppc64le
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.7 x86_64
- Red Hat Enterprise Linux Server - AUS 7.7 x86_64
- Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.7 ppc64
- Red Hat Enterprise Linux EUS Compute Node 7.7 x86_64
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.7 ppc64le
- 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 Enterprise Linux for x86_64 - Extended Update Support 7.6 x86_64
- Red Hat Enterprise Linux for Power, big endian - Extended Update Support 7.6 ppc64
- Red Hat Enterprise Linux EUS Compute Node 7.6 x86_64
- Red Hat Enterprise Linux Server - AUS 7.6 x86_64
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.6 ppc64le
- Red Hat Enterprise Linux Server - TUS 7.6 x86_64
- Red Hat Enterprise Linux for Power 9 7 ppc64le
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.6 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.6 x86_64
- Red Hat Enterprise Linux Server - AUS 7.4 x86_64
- Red Hat Enterprise Linux Server - TUS 7.4 x86_64
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.4 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.4 x86_64
- Red Hat Enterprise Linux Server - AUS 7.3 x86_64
- Red Hat Enterprise Linux Server - AUS 7.2 x86_64
- OpenShift Container Platform 4.5.33
- 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 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
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Escalation of privilege
- Buffer overflow
- Cross-site scripting (XSS)
- Bypass of a protection mechanism
- 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-2021:0686
- https://access.redhat.com/errata/RHSA-2021:0689
- https://access.redhat.com/errata/RHSA-2021:0691
- https://access.redhat.com/errata/RHSA-2021:0692
- https://access.redhat.com/errata/RHSA-2021:0693
- https://access.redhat.com/errata/RHSA-2021:0694
- https://access.redhat.com/errata/RHSA-2021:0705
- https://access.redhat.com/errata/RHSA-2021:0706
- https://access.redhat.com/errata/RHSA-2021:0696
- https://access.redhat.com/errata/RHSA-2021:0697
- https://access.redhat.com/errata/RHSA-2021:0698
- https://access.redhat.com/errata/RHSA-2021:0699
- https://access.redhat.com/errata/RHSA-2021:0700
- https://access.redhat.com/errata/RHSA-2021:0701
- https://access.redhat.com/errata/RHSA-2021:0702
- https://access.redhat.com/errata/RHSA-2021:0703
- https://access.redhat.com/errata/RHSA-2021:0704
- https://access.redhat.com/errata/RHSA-2021:0429
- https://access.redhat.com/errata/RHSA-2021:0428
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