CVE-2021-24025

State: Published
Severity: Not scored
Published: Mar 10, 2021
Updated: Aug 3, 2024
Reserved: Jan 13, 2021

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.

Scores

The record has no CVSS score.

Weaknesses

CWE-122 Heap-based Buffer Overflow (CWE-122)

Affected Products

Product	Versions
HHVMFacebook	4.98.1 to before unspecifiedNot affected 4.98.0Affected 4.97.1 to before unspecifiedNot affected 4.97.0Affected 4.96.1 to before unspecifiedNot affected 4.96.0Affected 4.95.1 to before unspecifiedNot affected 4.95.0Affected 4.94.1 to before unspecifiedNot affected 4.94.0Affected 4.93.2 to before unspecifiedNot affected 4.81.0 to before unspecifiedAffected 4.80.2 to before unspecifiedNot affected 4.57.0 to before unspecifiedAffected 4.56.3 to before unspecifiedNot affected before 4.56.3Affected

Product

Versions

HHVMFacebook

4.98.1 to before unspecifiedNot affected
4.98.0Affected
4.97.1 to before unspecifiedNot affected
4.97.0Affected
4.96.1 to before unspecifiedNot affected
4.96.0Affected
4.95.1 to before unspecifiedNot affected
4.95.0Affected
4.94.1 to before unspecifiedNot affected
4.94.0Affected
4.93.2 to before unspecifiedNot affected
4.81.0 to before unspecifiedAffected
4.80.2 to before unspecifiedNot affected
4.57.0 to before unspecifiedAffected
4.56.3 to before unspecifiedNot affected
before 4.56.3Affected

References

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