A polkit security update has been released for Red Hat Enterprise Linux 7.
RHSA-2022:0274-03: Important: polkit security update
=====================================================================
Red Hat Security Advisory
Synopsis: Important: polkit security update
Advisory ID: RHSA-2022:0274-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0274
Issue date: 2022-01-25
CVE Names: CVE-2021-4034
=====================================================================
1. Summary:
An update for polkit is now available for Red Hat Enterprise Linux 7.
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
3. 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 in pkexec due to incorrect handling of
argument vector (CVE-2021-4034)
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.
4. 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
5. Bugs fixed ( https://bugzilla.redhat.com/):
2025869 - CVE-2021-4034 polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
polkit-0.112-26.el7_9.1.src.rpm
x86_64:
polkit-0.112-26.el7_9.1.i686.rpm
polkit-0.112-26.el7_9.1.x86_64.rpm
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch:
polkit-docs-0.112-26.el7_9.1.noarch.rpm
x86_64:
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
polkit-devel-0.112-26.el7_9.1.i686.rpm
polkit-devel-0.112-26.el7_9.1.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
polkit-0.112-26.el7_9.1.src.rpm
x86_64:
polkit-0.112-26.el7_9.1.i686.rpm
polkit-0.112-26.el7_9.1.x86_64.rpm
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
noarch:
polkit-docs-0.112-26.el7_9.1.noarch.rpm
x86_64:
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
polkit-devel-0.112-26.el7_9.1.i686.rpm
polkit-devel-0.112-26.el7_9.1.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
polkit-0.112-26.el7_9.1.src.rpm
noarch:
polkit-docs-0.112-26.el7_9.1.noarch.rpm
ppc64:
polkit-0.112-26.el7_9.1.ppc.rpm
polkit-0.112-26.el7_9.1.ppc64.rpm
polkit-debuginfo-0.112-26.el7_9.1.ppc.rpm
polkit-debuginfo-0.112-26.el7_9.1.ppc64.rpm
polkit-devel-0.112-26.el7_9.1.ppc.rpm
polkit-devel-0.112-26.el7_9.1.ppc64.rpm
ppc64le:
polkit-0.112-26.el7_9.1.ppc64le.rpm
polkit-debuginfo-0.112-26.el7_9.1.ppc64le.rpm
polkit-devel-0.112-26.el7_9.1.ppc64le.rpm
s390x:
polkit-0.112-26.el7_9.1.s390.rpm
polkit-0.112-26.el7_9.1.s390x.rpm
polkit-debuginfo-0.112-26.el7_9.1.s390.rpm
polkit-debuginfo-0.112-26.el7_9.1.s390x.rpm
polkit-devel-0.112-26.el7_9.1.s390.rpm
polkit-devel-0.112-26.el7_9.1.s390x.rpm
x86_64:
polkit-0.112-26.el7_9.1.i686.rpm
polkit-0.112-26.el7_9.1.x86_64.rpm
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
polkit-devel-0.112-26.el7_9.1.i686.rpm
polkit-devel-0.112-26.el7_9.1.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
polkit-0.112-26.el7_9.1.src.rpm
noarch:
polkit-docs-0.112-26.el7_9.1.noarch.rpm
x86_64:
polkit-0.112-26.el7_9.1.i686.rpm
polkit-0.112-26.el7_9.1.x86_64.rpm
polkit-debuginfo-0.112-26.el7_9.1.i686.rpm
polkit-debuginfo-0.112-26.el7_9.1.x86_64.rpm
polkit-devel-0.112-26.el7_9.1.i686.rpm
polkit-devel-0.112-26.el7_9.1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2021-4034
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/RHSB-2022-001
8. Contact:
The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
