denial of service via crafted XML input
Summary
denial of service via crafted XML input. Red Hat rates this important (CVSS 7.5). Weakness: CWE-407. Affected package(s): expat, rhui5/haproxy-rhel9:1781525671, rhui5/installer-rhel9:1781525693, rhui5/cds-rhel9:1781525684, libexpat, discovery/discovery-ui-rhel9:1782166952. Resolved in Red Hat advisory RHSA-2026:22715 — update the affected packages (`sudo dnf update`).
- expat-0:2.5.0-2.el8_10
- rhui5/haproxy-rhel9:1781525671
- expat-0:2.5.0-6.el9_8.1
- rhui5/installer-rhel9:1781525693
- expat-0:2.7.3-1.el10_2.1
- rhui5/cds-rhel9:1781525684
- libexpat-2.dll
- discovery/discovery-ui-rhel9:1782166952
- discovery/discovery-server-rhel9:1782159791
- rhui5/rhua-rhel9:1781525739
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:22715
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-2026:22715 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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