A Red Hat OpenStack Platform 16.1 (python-eventlet) security update has been released.
RHSA-2021:5071-01: Moderate: Red Hat OpenStack Platform 16.1 (python-eventlet) security update
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Red Hat Security Advisory
Synopsis: Moderate: Red Hat OpenStack Platform 16.1 (python-eventlet) security update
Advisory ID: RHSA-2021:5071-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2021:5071
Issue date: 2021-12-09
CVE Names: CVE-2021-21419
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1. Summary:
An update for python-eventlet is now available for Red Hat OpenStack
Platform 16.1 (Train).
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 OpenStack Platform 16.1 - noarch
3. Description:
Eventlet is a networking library written in Python. It achieves high
scalability by using non-blocking io while at the same time retaining high
programmer usability by using coroutines to make the non-blocking io
operations appear blocking at the source code
level.
Security Fix(es):
* improper handling of highly compressed data and memory allocation with
excessive size allows DoS (CVE-2021-21419)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page 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/):
1958407 - CVE-2021-21419 python-eventlet: improper handling of highly compressed data and memory allocation with excessive size allows DoS
6. Package List:
Red Hat OpenStack Platform 16.1:
Source:
python-eventlet-0.25.2-5.el8ost.1.src.rpm
noarch:
python3-eventlet-0.25.2-5.el8ost.1.noarch.rpm
Red Hat OpenStack Platform 16.1:
Source:
python-eventlet-0.25.2-5.el8ost.1.src.rpm
noarch:
python3-eventlet-0.25.2-5.el8ost.1.noarch.rpm
Red Hat OpenStack Platform 16.1:
Source:
python-eventlet-0.25.2-5.el8ost.1.src.rpm
noarch:
python3-eventlet-0.25.2-5.el8ost.1.noarch.rpm
Red Hat OpenStack Platform 16.1:
Source:
python-eventlet-0.25.2-5.el8ost.1.src.rpm
noarch:
python3-eventlet-0.25.2-5.el8ost.1.noarch.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-2021-21419
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
