Red Hat Security Advisory 2022-0265-03 - 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. Issues addressed include a privilege escalation vulnerability.
73296ae14deafa46ce26a28f5089ea309cccb8ed7de0327936e8bb72916a3bb8
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
====================================================================
Red Hat Security Advisory
Synopsis: Important: polkit security update
Advisory ID: RHSA-2022:0265-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0265
Issue date: 2022-01-25
CVE Names: CVE-2021-4034
====================================================================
1. Summary:
An update for polkit is now available for Red Hat Enterprise Linux 8.2
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux BaseOS EUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, 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 BaseOS EUS (v. 8.2):
Source:
polkit-0.115-11.el8_2.2.src.rpm
aarch64:
polkit-0.115-11.el8_2.2.aarch64.rpm
polkit-debuginfo-0.115-11.el8_2.2.aarch64.rpm
polkit-debugsource-0.115-11.el8_2.2.aarch64.rpm
polkit-devel-0.115-11.el8_2.2.aarch64.rpm
polkit-libs-0.115-11.el8_2.2.aarch64.rpm
polkit-libs-debuginfo-0.115-11.el8_2.2.aarch64.rpm
noarch:
polkit-docs-0.115-11.el8_2.2.noarch.rpm
ppc64le:
polkit-0.115-11.el8_2.2.ppc64le.rpm
polkit-debuginfo-0.115-11.el8_2.2.ppc64le.rpm
polkit-debugsource-0.115-11.el8_2.2.ppc64le.rpm
polkit-devel-0.115-11.el8_2.2.ppc64le.rpm
polkit-libs-0.115-11.el8_2.2.ppc64le.rpm
polkit-libs-debuginfo-0.115-11.el8_2.2.ppc64le.rpm
s390x:
polkit-0.115-11.el8_2.2.s390x.rpm
polkit-debuginfo-0.115-11.el8_2.2.s390x.rpm
polkit-debugsource-0.115-11.el8_2.2.s390x.rpm
polkit-devel-0.115-11.el8_2.2.s390x.rpm
polkit-libs-0.115-11.el8_2.2.s390x.rpm
polkit-libs-debuginfo-0.115-11.el8_2.2.s390x.rpm
x86_64:
polkit-0.115-11.el8_2.2.x86_64.rpm
polkit-debuginfo-0.115-11.el8_2.2.i686.rpm
polkit-debuginfo-0.115-11.el8_2.2.x86_64.rpm
polkit-debugsource-0.115-11.el8_2.2.i686.rpm
polkit-debugsource-0.115-11.el8_2.2.x86_64.rpm
polkit-devel-0.115-11.el8_2.2.i686.rpm
polkit-devel-0.115-11.el8_2.2.x86_64.rpm
polkit-libs-0.115-11.el8_2.2.i686.rpm
polkit-libs-0.115-11.el8_2.2.x86_64.rpm
polkit-libs-debuginfo-0.115-11.el8_2.2.i686.rpm
polkit-libs-debuginfo-0.115-11.el8_2.2.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 <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1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I6iA
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce