Related Vulnerabilities: CVE-2019-17010  

A use-after-free vulnerability has been found in Firefox before 71.0. Under certain conditions, when checking the Resist Fingerprinting preference during device orientation checks, a race condition could have caused a use-after-free and a potentially exploitable crash.

Severity High

Remote Yes

Type Arbitrary code execution

Description

A use-after-free vulnerability has been found in Firefox before 71.0. Under certain conditions, when checking the Resist Fingerprinting preference during device orientation checks, a race condition could have caused a use-after-free and a potentially exploitable crash.

AVG-1071 firefox 70.0.1-3 71.0-1 Critical Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2019-36/#CVE-2019-17010
https://bugzilla.mozilla.org/show_bug.cgi?id=1581084