Related Vulnerabilities: CVE-2020-26951  

A security issue has been found in Firefox before 83.0 where incorrect bookkeeping of functions inlined during JIT compilation could have led to memory corruption and a potentially exploitable crash when handling out-of-memory errors.

Severity High

Remote Yes

Type Arbitrary code execution

Description

A security issue has been found in Firefox before 83.0 where incorrect bookkeeping of functions inlined during JIT compilation could have led to memory corruption and a potentially exploitable crash when handling out-of-memory errors.

AVG-1279 firefox 82.0.3-1 83.0-1 Critical Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2020-50/#CVE-2020-26952
https://bugzilla.mozilla.org/show_bug.cgi?id=1667685