Denial of Service or file modification via buffer overflow in ngx_http_dav_module
Summary
Denial of Service or file modification via buffer overflow in ngx_http_dav_module. Red Hat rates this important (CVSS 8.2). Weakness: CWE-120. Affected package(s): nginx-main, nginx, nginx:1.26, nginx:1.24, rhui5/cds-rhel9:1776868774, rhui5/rhua-rhel9:1776868842. Resolved in Red Hat advisory RHSA-2026:6906 — update the affected packages (`sudo dnf update`).
- nginx-main-1.30.0-1.hum1
- nginx-2:1.26.3-1.el10_0.8
- nginx-2:1.20.1-24.el9_7.2
- nginx:1.26-9060020260504154614.9
- nginx:1.26-9070020260407080353.9
- nginx:1.24-9040020260504195322.9
- nginx:1.24-9070020260331134728.9
- rhui5/cds-rhel9:1776868774
- nginx-2:1.26.3-2.el10_1.1
- nginx-1:1.20.1-14.el9_2.5
- nginx:1.24-9060020260504194843.9
- rhui5/rhua-rhel9:1776868842
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
- RHSA-2026:6906
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:6906 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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