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CVE-2021-24025

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CVE-2021-24025

Published: Mar 10, 2021

Modified: Aug 3, 2024

PUBLISHED

Description

Due to incorrect string size calculations inside the preg_quote function, a large input string passed to the function can trigger an integer overflow leading to a heap overflow. 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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