CVE-2019-11936

Name of the Vulnerable Software and Affected Versions HHVM versions prior to 3.30.12 HHVM versions 4.0.0 through 4.8.5 HHVM versions 4.9.0 through 4.23.1 HHVM versions 4.24.0 through 4.28.1

Description The issue arises from various APC functions accepting keys with null bytes as input, resulting in premature truncation of input.

Recommendations For versions prior to 3.30.12, update to version 3.30.12 or later. For versions 4.0.0 through 4.8.5, update to a version outside of this range. For versions 4.9.0 through 4.23.1, update to a version outside of this range. For versions 4.24.0 through 4.28.1, update to a version later than 4.28.1.