Red Hat Updates
2132Warning Date
Severity Level
Warning Number
Target Sector
21 July, 2021
● High
2021-3231
All
Description:
Red Hat has released security updates to address several vulnerabilities in the following products:
- kernel-rt
- Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.2 x86_64
- Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.2 x86_64
- Red Hat Enterprise Linux for Real Time 8 x86_64
- Red Hat Enterprise Linux for Real Time for NFV 8 x86_64
- Red Hat Enterprise Linux for Real Time - Telecommunications Update Service 8.4 x86_64
- Red Hat Enterprise Linux for Real Time for NFV - Telecommunications Update Service 8.4 x86_64
- perl
- 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
- kernel
- 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 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
- glibc
- 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
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Buffer overflow
- Execute arbitrary code
Best practice and Recommendations:
The CERT team encourages users to review Red Hat security advisory and apply the necessary updates: