When removing data about an origin whose tab was recently closed, a use-after-free could occur in the Quota manager, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade librewolfUpgrade thunderbirdUpgrade firefox-esrUpgrade mozjs68Upgrade firefox | Mar 25, 2020 | Mar 25, 2020 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade thunderbird | Apr 27, 2020 | Mar 25, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Mar 25, 2020 |
| Centos_linux | — | Upgrade thunderbird-debugsourceUpgrade firefoxUpgrade thunderbirdUpgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Mar 17, 2020 | Mar 16, 2020 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Mar 13, 2020 | Mar 13, 2020 |
| Gentoo Linux | — | Upgrade www-client/firefox.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird-bin.Upgrade mail-client/thunderbird. | Mar 13, 2020 | Mar 12, 2020 |
| Mfsa2020 08 | — | Upgrade to Mozilla Firefox version 74.0Upgrade to the latest version of Mozilla Firefox | Mar 11, 2020 | Mar 10, 2020 |
| Mfsa2020 09 | — | Upgrade to Mozilla Firefox ESR version 68.6Upgrade to the latest version of Mozilla Firefox | Mar 11, 2020 | Mar 10, 2020 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 68.6 | Mar 13, 2020 | Mar 10, 2020 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 68.6.0-11.4.20.0.1.4.0 on Solaris 11.4Upgrade web/browser/firefox to version 68.6.0-11.4.20.0.1.4.0 on Solaris 11.4Upgrade mail/thunderbird to version 68.6.0-11.4.20.0.1.4.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 68.6.0-11.4.20.0.1.4.0 on Solaris 11.4 | Jan 19, 2021 | Mar 25, 2020 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefox | Mar 17, 2020 | Mar 10, 2020 |
| Redhat_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debugsourceUpgrade firefox-debugsourceUpgrade thunderbird-debuginfoNo solution exists | Mar 17, 2020 | Mar 16, 2020 |
| Suse | — | Upgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbirdUpgrade MozillaFirefox-develUpgrade MozillaThunderbird-translations-otherUpgrade mozillafirefox-buildsymbolsUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-common | Mar 13, 2020 | Mar 11, 2020 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Mar 12, 2020 | Mar 11, 2020 |
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