Mozilla Thunderbird < 78.4.2

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 78.4.2. It is, therefore, affected by a vulnerability as referenced in the mfsa2020-49 advisory. - In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an...

SUSE CVE-2020-26950

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...