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Ubuntu Security Notice USN-7014-3
October 14, 2024

nginx vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS

Summary:

nginx could be made to crash if it received specially crafted network
traffic.

Software Description:
- nginx: small, powerful, scalable web/proxy server

Details:

USN-7014-1 fixed a vulnerability in nginx. This update
provides the corresponding update for Ubuntu 14.04 LTS.

Original advisory details:

   It was discovered that the nginx ngx_http_mp4 module incorrectly handled
   certain malformed mp4 files. In environments where the mp4 directive 
is in
   use, a remote attacker could possibly use this issue to cause nginx to
   crash, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 LTS
    nginx                           1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro
    nginx-common                    1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro
    nginx-core                      1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro
    nginx-extras                    1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro
    nginx-full                      1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro
    nginx-light                     1.4.6-1ubuntu3.9+esm5
                                    Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
    https://ubuntu.com/security/notices/USN-7014-3
    https://ubuntu.com/security/notices/USN-7014-2
    https://ubuntu.com/security/notices/USN-7014-1
    CVE-2024-7347