Medium6.5Red Hat & Ubuntu Linux

Denial of Service via crafted XSD-validated document

CVE-2026-6732 Published Apr 16, 2026

CVE-2026-6732

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

Denial of Service via crafted XSD-validated document. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-843. Affected package(s): libxml2-main. Resolved in Red Hat advisory RHSA-2026:11503 — update the affected packages (`sudo dnf update`).

Affected versions

libxml2-main-2.15.3-0.1.hum1

Official advisory · high-confidence parse· fetched 5 hours ago·verify at source

Fixed versions

RHSA-2026:11503

Official advisory · high-confidence parse· fetched 5 hours ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:11503 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 5 hours ago·verify at source

Discussion(0)

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