Red Hat Updates
3147Warning Date
Severity Level
Warning Number
Target Sector
7 December, 2021
● Critical
2021-3987
All
Description:
Red Hat has released security updates to address several vulnerabilities in the following products:
- thunderbird
- 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 8.2 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
- nss
- 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 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 Enterprise Linux Server - AUS 7.6 x86_64
- Red Hat Enterprise Linux Server - TUS 7.6 x86_64
- 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
Threats:
An attacker could exploit these vulnerabilities causing memory corruption.
Best practice and Recommendations:
The CERT team encourages users to review Red Hat security advisory and apply the necessary updates: