USN-5051-4: OpenSSL regression

USN-5051-4: OpenSSL regression

USN-5051-2 introduced a regression in OpenSSL that affected only Ubuntu 14.04 ESM.
This update fix the regression.

Original advisory details:

Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1
strings. A remote attacker could use this issue to cause OpenSSL to crash,
resulting in a denial of service, or possibly obtain sensitive information.
(CVE-2021-3712)
Source: USN-5051-4: OpenSSL regression