-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: sudo security update
Advisory ID:       RHSA-2021:0226-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:0226
Issue date:        2021-01-26
CVE Names:         CVE-2021-3156 
=====================================================================

1. Summary:

An update for sudo is now available for Red Hat Enterprise Linux 7.2
Advanced 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 Server AUS (v. 7.2) - x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.2) - x86_64

3. Description:

The sudo packages contain the sudo utility which allows system
administrators to provide certain users with the permission to execute
privileged commands, which are used for system management purposes, without
having to log in as root.

Security Fix(es):

* sudo: Heap buffer overflow in argument parsing (CVE-2021-3156)

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/):

1917684 - CVE-2021-3156 sudo: Heap buffer overflow in argument parsing

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 7.2):

Source:
sudo-1.8.6p7-17.el7_2.3.src.rpm

x86_64:
sudo-1.8.6p7-17.el7_2.3.x86_64.rpm
sudo-debuginfo-1.8.6p7-17.el7_2.3.x86_64.rpm

Red Hat Enterprise Linux Server Optional AUS (v. 7.2):

x86_64:
sudo-debuginfo-1.8.6p7-17.el7_2.3.i686.rpm
sudo-debuginfo-1.8.6p7-17.el7_2.3.x86_64.rpm
sudo-devel-1.8.6p7-17.el7_2.3.i686.rpm
sudo-devel-1.8.6p7-17.el7_2.3.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-2021-3156
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/RHSB-2021-002

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=mziT
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
[email protected]
https://www.redhat.com/mailman/listinfo/rhsa-announce