CVE-2020-1919

State: Published
Severity: Not scored
Published: Mar 10, 2021
Updated: Aug 4, 2024
Reserved: Dec 2, 2019

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.

Scores

The record has no CVSS score.

Weaknesses

CWE-125 Out-of-bounds Read (CWE-125)

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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