CVE-2022-41742
nginx: Memory disclosure in the ngx_http_mp4_module
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 19, 2022
Updated · July 3, 2026
Description
A vulnerability was found in NGINX’s module, ngx_http_mp4_module. This flaw allows a local attacker to cause a worker process crash or might result in worker process memory disclosure by using a specially crafted audio or video file. The issue affects only NGINX products built with ngx_http_mp4_module when the mp4 directive is used in the configuration file. Further, the attack is possible only if an attacker can trigger the processing of a specially crafted audio or video file with ngx_http_mp4_module.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
A mitigation for this vulnerability would be to disable the ngx_http_mp4_module module in your local Nginx environment.
CVSS / CWE
CVSS 3.1 · 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CWE-787 · Out-of-bounds Write