RHSA-2026:1959 - Security Advisory

Topic

An update for python-eventlet is now available for Red Hat OpenStack
Services on OpenShift 18.0 (Antelope).

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.

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):

• Eventlet HTTP request smuggling (CVE-2025-58068)

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.

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

• Red Hat Enterprise Linux for x86_64 9 x86_64
• Red Hat OpenStack Services on OpenShift 18.0 x86_64

Fixes

• BZ - 2391958 - CVE-2025-58068 python-eventlet: Eventlet HTTP request smuggling

CVEs

• CVE-2025-58068

References

• https://access.redhat.com/security/updates/classification/#moderate