Issued:
2021-06-03
Updated:
2021-06-03

RHSA-2021:2236 - Important: polkit security update

Synopsis

Important: polkit security update

Type/Severity

Security Advisory Important

Topic

An update for polkit is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The polkit packages provide a component for controlling system-wide privileges. This component provides a uniform and organized way for non-privileged processes to communicate with privileged ones.

Security Fix(es):

  • polkit: local privilege escalation using polkit_system_bus_name_get_creds_sync() (CVE-2021-3560)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions8.1x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support8.1x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support8.1ppc64le
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support8.1s390x
Red Hat Enterprise Linux for ARM 64 - Extended Update Support8.1aarch64
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions8.1ppc64le

Updated Packages

  • polkit-libs-debuginfo-0.115-9.el8_1.1.x86_64.rpm
  • polkit-debuginfo-0.115-9.el8_1.1.x86_64.rpm
  • polkit-libs-debuginfo-0.115-9.el8_1.1.i686.rpm
  • polkit-libs-0.115-9.el8_1.1.s390x.rpm
  • polkit-0.115-9.el8_1.1.src.rpm
  • polkit-debugsource-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-devel-0.115-9.el8_1.1.s390x.rpm
  • polkit-devel-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-debugsource-0.115-9.el8_1.1.i686.rpm
  • polkit-0.115-9.el8_1.1.aarch64.rpm
  • polkit-libs-0.115-9.el8_1.1.aarch64.rpm
  • polkit-libs-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-libs-debuginfo-0.115-9.el8_1.1.s390x.rpm
  • polkit-0.115-9.el8_1.1.x86_64.rpm
  • polkit-devel-0.115-9.el8_1.1.x86_64.rpm
  • polkit-debuginfo-0.115-9.el8_1.1.i686.rpm
  • polkit-libs-debuginfo-0.115-9.el8_1.1.aarch64.rpm
  • polkit-docs-0.115-9.el8_1.1.noarch.rpm
  • polkit-0.115-9.el8_1.1.s390x.rpm
  • polkit-libs-debuginfo-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-libs-0.115-9.el8_1.1.x86_64.rpm
  • polkit-debugsource-0.115-9.el8_1.1.aarch64.rpm
  • polkit-debuginfo-0.115-9.el8_1.1.aarch64.rpm
  • polkit-debuginfo-0.115-9.el8_1.1.s390x.rpm
  • polkit-libs-0.115-9.el8_1.1.i686.rpm
  • polkit-debugsource-0.115-9.el8_1.1.x86_64.rpm
  • polkit-debuginfo-0.115-9.el8_1.1.ppc64le.rpm
  • polkit-debugsource-0.115-9.el8_1.1.s390x.rpm
  • polkit-devel-0.115-9.el8_1.1.i686.rpm
  • polkit-devel-0.115-9.el8_1.1.aarch64.rpm

Fixes

CVEs

References

Additional information