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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Affected Vendors & Products
References
        History
                    No history.
 MITRE
                        MITRE
                    Status: PUBLISHED
Assigner: facebook
Published:
Updated: 2024-08-04T06:53:59.858Z
Reserved: 2019-12-02T00:00:00
Link: CVE-2020-1919
 Vulnrichment
                        Vulnrichment
                    No data.
 NVD
                        NVD
                    Status : Modified
Published: 2021-03-10T16:15:14.470
Modified: 2024-11-21T05:11:36.773
Link: CVE-2020-1919
 Redhat
                        Redhat
                    No data.