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CVE-2020-1919

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CVE-2020-1919

Published: Mar 10, 2021

Modified: Aug 4, 2024

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.

VendorProductVersions

Facebook

HHVM

unaffected
4.98.1 - < unspecified
affected
4.98.0
unaffected
4.97.1 - < unspecified
affected
4.97.0
unaffected
4.96.1 - < unspecified

+11 more versions

Weaknesses (CWE)

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