Related Vulnerabilities: CVE-2020-26968  

Several memory safety issues have been found in Firefox before 83.0 and Firefox ESR before 78.4. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.

Severity Critical

Remote Yes

Type Arbitrary code execution

Description

Several memory safety issues have been found in Firefox before 83.0 and Firefox ESR before 78.4. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.

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

https://www.mozilla.org/en-US/security/advisories/mfsa2020-50/#CVE-2020-26968
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1551615%2C1607762%2C1656697%2C1657739%2C1660236%2C1667912%2C1671479%2C1671923