Red Hat Security Advisory: Red Hat OpenStack Platform 16.2 (python-waitress) security update
Pure-python WSGI server Security Fix(es): * python-waitress: request processing race condition in HTTP pipelining with invalid first request (CVE-2024-49768) * Waitress has a denial of service leading to high CPU usage/resource exhaustion (CVE-2024-49769) 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.
AI Analysis
Technical Summary
Red Hat OpenStack Platform 16.2 includes the python-waitress pure-python WSGI server, which was found to have two security issues. CVE-2024-49768 is a race condition vulnerability in HTTP pipelining when the first request is invalid, potentially leading to unexpected behavior. CVE-2024-49769 is a denial of service vulnerability that can cause high CPU usage and resource exhaustion. Red Hat has issued an important security advisory (RHSA-2025:0201) providing updated python-waitress packages to fix these vulnerabilities. The advisory covers Red Hat OpenStack Platform 16.2 on both IBM Power (ppc64le) and x86_64 architectures. Detailed patch instructions are available from Red Hat's official resources.
Potential Impact
The race condition in HTTP pipelining (CVE-2024-49768) may cause improper request processing, potentially affecting service reliability. The denial of service vulnerability (CVE-2024-49769) can lead to high CPU consumption and resource exhaustion, impacting availability of services relying on python-waitress. Both vulnerabilities affect Red Hat OpenStack Platform 16.2 deployments using python-waitress, potentially degrading service performance or causing outages if exploited.
Mitigation Recommendations
Red Hat has released updated python-waitress packages as part of the Red Hat OpenStack Platform 16.2 security update (RHSA-2025:0201). Users should apply these official patches promptly to remediate the race condition and denial of service vulnerabilities. Refer to Red Hat's advisory and article https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigations are specified beyond applying the official update.
Red Hat Security Advisory: Red Hat OpenStack Platform 16.2 (python-waitress) security update
Description
Pure-python WSGI server Security Fix(es): * python-waitress: request processing race condition in HTTP pipelining with invalid first request (CVE-2024-49768) * Waitress has a denial of service leading to high CPU usage/resource exhaustion (CVE-2024-49769) 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.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat OpenStack Platform 16.2 includes the python-waitress pure-python WSGI server, which was found to have two security issues. CVE-2024-49768 is a race condition vulnerability in HTTP pipelining when the first request is invalid, potentially leading to unexpected behavior. CVE-2024-49769 is a denial of service vulnerability that can cause high CPU usage and resource exhaustion. Red Hat has issued an important security advisory (RHSA-2025:0201) providing updated python-waitress packages to fix these vulnerabilities. The advisory covers Red Hat OpenStack Platform 16.2 on both IBM Power (ppc64le) and x86_64 architectures. Detailed patch instructions are available from Red Hat's official resources.
Potential Impact
The race condition in HTTP pipelining (CVE-2024-49768) may cause improper request processing, potentially affecting service reliability. The denial of service vulnerability (CVE-2024-49769) can lead to high CPU consumption and resource exhaustion, impacting availability of services relying on python-waitress. Both vulnerabilities affect Red Hat OpenStack Platform 16.2 deployments using python-waitress, potentially degrading service performance or causing outages if exploited.
Mitigation Recommendations
Red Hat has released updated python-waitress packages as part of the Red Hat OpenStack Platform 16.2 security update (RHSA-2025:0201). Users should apply these official patches promptly to remediate the race condition and denial of service vulnerabilities. Refer to Red Hat's advisory and article https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigations are specified beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:0201
- Cve Count
- 2
- Additional Cves
- ["CVE-2024-49769"]
Threat ID: 6a483cba27e9c79719d82ac3
Added to database: 07/03/2026, 22:50:34 UTC
Last enriched: 07/03/2026, 23:05:08 UTC
Last updated: 09/10/2026, 19:36:48 UTC
Views: 89
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