Related Vulnerabilities: CVE-2020-6793  

An out-of-bounds read has been found in Thunderbird before 68.5, when processing an e-mail message with an ill-formed envelope.

Severity Medium

Remote Yes

Type Information disclosure

Description

An out-of-bounds read has been found in Thunderbird before 68.5, when processing an e-mail message with an ill-formed envelope.

AVG-1099 thunderbird 68.4.2-1 68.5.0-1 Critical Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2020-07/#CVE-2020-6793
https://bugzilla.mozilla.org/show_bug.cgi?id=1608539