Related Vulnerabilities: CVE-2018-18503  

A memory corruption vulnerability has been found in the Audio Buffer component of Firefox < 65.0. When JavaScript is used to create and manipulate an audio buffer, a potentially exploitable crash may occur because of a compartment mismatch in some situations.

Severity High

Remote Yes

Type Arbitrary code execution

Description

A memory corruption vulnerability has been found in the Audio Buffer component of Firefox < 65.0. When JavaScript is used to create and manipulate an audio buffer, a potentially exploitable crash may occur because of a compartment mismatch in some situations.

AVG-862 firefox 64.0.2-1 65.0-1 Critical Fixed

06 Feb 2019 ASA-201902-2 AVG-862 firefox Critical multiple issues

https://www.mozilla.org/en-US/security/advisories/mfsa2019-01/#CVE-2018-18503
https://bugzilla.mozilla.org/show_bug.cgi?id=1509442