Related Vulnerabilities: CVE-2021-23970  

A security issue was found in Firefox before version 86.0. Context-specific code was included in a shared jump table; resulting in assertions being triggered in multithreaded wasm code.

Severity High

Remote Yes

Type Denial of service

Description

A security issue was found in Firefox before version 86.0. Context-specific code was included in a shared jump table; resulting in assertions being triggered in multithreaded wasm code.

AVG-1599 firefox 85.0.2-1 86.0-1 High Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2021-07/#CVE-2021-23970
https://bugzilla.mozilla.org/show_bug.cgi?id=1681724