ALSA-2026:6906

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

• nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files (CVE-2026-32647)
• NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngxhttpdav_module (CVE-2026-27654)
• NGINX: NGINX: Denial of Service due to memory corruption via crafted MP4 file (CVE-2026-27784)
• NGINX: NGINX: Denial of Service via undisclosed requests when ngxmailauthhttpmodule is enabled (CVE-2026-27651)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.