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When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade librewolfUpgrade firefox-esrUpgrade mozjs68Upgrade firefoxUpgrade thunderbird | Aug 22, 2024 | Jul 9, 2020 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade thunderbird | Jul 21, 2020 | Jul 9, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jul 9, 2020 |
| Centos_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade thunderbird-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debugsourceUpgrade firefox-debuginfo | Jun 4, 2020 | Jun 3, 2020 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Jun 5, 2020 | Jun 5, 2020 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox. | Jun 15, 2020 | Jun 13, 2020 |
| Mfsa2020 20 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 77.0 | Jun 3, 2020 | Jun 2, 2020 |
| Mfsa2020 21 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 68.9 | Jun 3, 2020 | Jun 2, 2020 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 68.9Upgrade to the latest version of Mozilla Thunderbird | Jun 5, 2020 | Jun 2, 2020 |
| Oracle Solaris | — | Upgrade mail/thunderbird to version 68.9.0-11.4.23.0.1.69.3 on Solaris 11.4Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 68.9.0-11.4.23.0.1.69.3 on Solaris 11.4Upgrade web/browser/firefox to version 68.9.0-11.4.23.0.1.69.3 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 68.9.0-11.4.23.0.1.69.3 on Solaris 11.4 | Jan 19, 2021 | Jul 9, 2020 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Jun 21, 2020 | Jun 2, 2020 |
| Redhat_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfoNo solution existsUpgrade firefox-debuginfoUpgrade thunderbird-debugsourceUpgrade firefox-debugsource | Jun 4, 2020 | Jun 3, 2020 |
| Suse | — | Upgrade MozillaThunderbird-translations-otherUpgrade MozillaThunderbirdUpgrade MozillaFirefox-develUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade mozillafirefox-buildsymbols | Jun 10, 2020 | Jun 4, 2020 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Jun 5, 2020 | Jun 4, 2020 |
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