RHSA-2025:7535: Important: Red Hat OpenStack Platform 18.0 (python-h11) security update
Important: Red Hat OpenStack Platform 18.0 (python-h11) security update
Other sources
Security Fix(es): h11 accepts some malformed Chunked-Encoding bodies (CVE-2025-43859) For more details about the security issue(s), including the impact, a CVSSscore, acknowledgments, and other related information, refer to the CVEpage listed in the References section.
— Red Hat
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2025:7535?
The severity of RHSA-2025:7535 is classified as Important.
How do I fix RHSA-2025:7535?
You can fix RHSA-2025:7535 by updating the python-h11 or python3-h11 package to version 0.12.0-4.el9.
Which products are affected by RHSA-2025:7535?
RHSA-2025:7535 affects Red Hat OpenStack Platform 18.0, specifically the python-h11 and python3-h11 packages.
What is the underlying issue in RHSA-2025:7535?
RHSA-2025:7535 addresses a vulnerability in h11 that accepts some malformed Chunked-Encoding bodies, identified as CVE-2025-43859.
When was RHSA-2025:7535 released?
RHSA-2025:7535 was released on an unspecified date in 2025.