CLSA-2026-1778129870 nginx: Fix of 2 CVEs

CVE-2026-27651: fix null pointer dereference in ngxmailauthhttpmodule when authentication retry is enabled with CRAM-MD5 or APOP - CVE-2026-32647: fix buffer over-read/write in ngxhttpmp4module when processing crafted mp4 files with empty stco/co64 atoms...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...