High8.8Red Hat & Ubuntu Linux
Remote Code Execution via Double Free in HTTP/2 Protocol
CVE-2026-23918 Published May 4, 2026
CVE-2026-23918
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Remote Code Execution via Double Free in HTTP/2 Protocol. Red Hat rates this important (CVSS 8.8). Weakness: CWE-1341. Affected package(s): httpd-main. Resolved in Red Hat advisory RHSA-2026:13938 — update the affected packages (`sudo dnf update`).
Affected versions
- httpd-main-2.4.67-0.1.hum1
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
- RHSA-2026:13938
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:13938 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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