Security Advisory

CVE-2020-1919

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-03-10 15:50:29

Last updated 2024-08-04 06:53:59

Assigner facebook

State PUBLISHED

Description

Incorrect bounds calculations in substr_compare could lead to an out-of-bounds read when the second string argument passed in is longer than the first. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

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