Security Warnings

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These posts contain security warnings, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.





Red Hat Updates


Warning Date: 14 September, 2021

Severity Level ● High

Warning Number: 2021-3512

Target Sector: All


Red Hat has released security updates to address several vulnerabilities in the following products:

  • thunderbird
    • Red Hat Enterprise Linux Workstation
    • Red Hat Enterprise Linux Server - TUS
  • firefox
    • Red Hat Enterprise Linux Server - TUS
    • Red Hat Enterprise Linux Workstation
    • Red Hat Enterprise Linux for x86_64 - Extended Update Support
  • Red Hat OpenStack Platform 10.0 (openstack-neutron)
    • Red Hat OpenStack
  • Red Hat OpenStack Platform 13.0 (openstack-neutron)
    • Red Hat OpenStack 13 for IBM Power - Extended Life Cycle Support
    • Red Hat OpenStack 13 - Extended Life Cycle Support
  • EAP XP 2 security update to CVE fixes in the EAP 7.3.x base
    • JBoss Enterprise Application Platform


An attacker could exploit these vulnerabilities by doing the following:

  • Denial of service attack (DoS)
  • Buffer overflow
  • Improper Input Validation

Best practice and Recommendations:

The CERT team encourages users to review Red Hat security advisory and apply the necessary updates:

Last updated at 14 September, 2021

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