First published: Fri Apr 03 2020(Updated: )
Last updated 21 August 2024
Credit: security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Thunderbird | <68.7 | 68.7 |
Mozilla Firefox | <74.0.1 | 74.0.1 |
Mozilla Firefox ESR | <68.6.1 | 68.6.1 |
Mozilla Firefox | <74.0.1 | |
Mozilla Firefox ESR | <68.6.1 | |
Mozilla Thunderbird | <68.7.0 | |
Mozilla Firefox and Thunderbird | ||
debian/firefox | 132.0.2-1 | |
debian/firefox-esr | 115.14.0esr-1~deb11u1 128.4.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.4.0esr-1~deb12u1 128.4.0esr-1 | |
debian/thunderbird | 1:115.12.0-1~deb11u1 1:128.4.3esr-1~deb11u1 1:115.16.0esr-1~deb12u1 1:128.4.3esr-1~deb12u1 1:128.4.3esr-1 |
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(Found alongside the following vulnerabilities)
CVE-2020-6820 is a use-after-free vulnerability in Mozilla Firefox and Thunderbird.
Mozilla Firefox < 74.0.1, Firefox ESR < 68.6.1, and Thunderbird < 68.7.0 are affected.
CVE-2020-6820 has a severity rating of 8.1 (critical).
Update Mozilla Firefox to version 74.0.1 or higher to fix CVE-2020-6820.
Upgrade Thunderbird to version 68.7.0 or higher to fix CVE-2020-6820.