CVE-2023-23556

An error in BigInt conversion to Number in Hermes prior to commit a6dcafe6ded8e61658b40f5699878cd19a481f80 could have been used by a malicious attacker to execute arbitrary code due to an out-of-bound write. Note that this bug is only exploitable in cases where Hermes is used to execute untrusted...

CVE-2023-23556

CVE-2023-23556 affects the Facebook Hermes JavaScript engine. A bug in BigInt conversion to Number exists in Hermes prior to commit a6dcafe6ded8e61658b40f5699878cd19a481f80, allowing a malicious actor to execute arbitrary code via an out-of-bounds write when untrusted JavaScript is executed. The ...