الوصف:

أصدرت Red Hat عدّة تحديثات لمعالجة عددٍ من الثغرات في المنتجات التالية:

• thunderbird
  • 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
  • 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, little endian 7 ppc64le
  • 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 8.4 x86_64
  • Red Hat Enterprise Linux Server - AUS 8.4 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4 ppc64le
  • Red Hat Enterprise Linux Server - TUS 8.4 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64
  • Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.4 ppc64le
  • Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.4 x86_64
  • 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
• virt:av and virt-devel:av
  • Red Hat Enterprise Linux Advanced Virtualization EUS 8.4 x86_64
  • Red Hat Enterprise Linux Advanced Virtualization (for RHEL Server for IBM Power LE) EUS 8.4 ppc64le
  • Red Hat Enterprise Linux Advanced Virtualization (for RHEL Server for IBM System Z) EUS 8.4 s390x
• Red Hat OpenStack Platform 16.1
  • Red Hat OpenStack 16.1 x86_64
  • Red Hat OpenStack for IBM Power 16.1 ppc64le

التهديدات:

يمكن للمهاجم استغلال الثغرات وتنفيذ ما يلي:

• هجمة حجب الخدمة (DoS attack)
• تجاوز القيود الأمنية

الإجراءات الوقائية:

يوصي المركز بتحديث المنتجات المتأثرة، حيث أصدرت Red Hat توضيحًا لهذه التحديثات:

• https://access.redhat.com/errata/RHSA-2021:5045
• https://access.redhat.com/errata/RHSA-2021:5046
• https://access.redhat.com/errata/RHSA-2021:5047
• https://access.redhat.com/errata/RHSA-2021:5048
• https://access.redhat.com/errata/RHSA-2021:5055
• https://access.redhat.com/errata/RHSA-2021:5065
• https://access.redhat.com/errata/RHSA-2021:5070