Denial of Service via crafted request with duplicate headers
Summary
Denial of Service via crafted request with duplicate headers. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-167. Affected package(s): foreman, rubygem-katello, rubygem-fog-kubevirt, discovery/discovery-server-rhel9:1770913597, satellite/iop-advisor-backend-rhel9:1773451075, python-pulp-container. Resolved in Red Hat advisory RHSA-2026:3958 — update the affected packages (`sudo dnf update`).
- foreman-0:3.14.0.14-1.el9sat
- rubygem-katello-0:4.16.0.14-1.el9sat
- rubygem-fog-kubevirt-0:1.5.1-1.el9sat
- discovery/discovery-server-rhel9:1770913597
- satellite/iop-advisor-backend-rhel9:1773451075
- python-pulp-container-0:2.22.3-1.el9pc
- python3.12-django-0:4.2.28-1.el9ap
- python3.12-django-0:4.2.28-1.el8ap
- python-pulp-rpm-0:3.27.10-2.el9pc
- python-django-0:4.2.28-0.1.el8pc
- python-django-0:4.2.28-0.1.el9pc
- rubygem-rubyipmi-0:0.13.0-1.el9sat
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:3958
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:3958 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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