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When a device was changed while a stream was about to be destroyed, the <code>stream-reinit</code> task may have been executed after the stream was destroyed, causing a use-after-free and 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 firefoxUpgrade firefox-esrUpgrade thunderbirdUpgrade mozjs68Upgrade librewolf | Mar 25, 2020 | Mar 25, 2020 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade thunderbird-debuginfo | 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 firefox-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade thunderbirdUpgrade firefoxUpgrade thunderbird-debugsource | Mar 17, 2020 | Mar 16, 2020 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Mar 13, 2020 | Mar 13, 2020 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin.Upgrade www-client/firefox. | Mar 13, 2020 | Mar 12, 2020 |
| Mfsa2020 08 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 74.0 | Mar 11, 2020 | Mar 10, 2020 |
| Mfsa2020 09 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 68.6 | 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 web/data/firefox-bookmarks to version 68.6.0-11.4.20.0.1.4.0 on Solaris 11.4Upgrade mail/thunderbird/plugin/thunderbird-lightning 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/browser/firefox 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 | — | No solution existsUpgrade thunderbirdUpgrade firefoxUpgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade thunderbird-debugsource | Mar 17, 2020 | Mar 16, 2020 |
| Suse | — | Upgrade MozillaFirefox-develUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-commonUpgrade MozillaThunderbirdUpgrade MozillaFirefoxUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefox-translations-otherUpgrade mozillafirefox-buildsymbolsUpgrade MozillaThunderbird-translations-common | Mar 13, 2020 | Mar 11, 2020 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Mar 12, 2020 | Mar 11, 2020 |
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