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A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefoxUpgrade librewolf | Aug 22, 2024 | Jul 9, 2020 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade www-client/firefox. | Jul 28, 2020 | Jul 9, 2020 |
| Mfsa2020 24 | — | Upgrade to Mozilla Firefox version 78.0Upgrade to the latest version of Mozilla Firefox | Jul 2, 2020 | Jun 30, 2020 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 78.0 | Jul 20, 2020 | Jul 9, 2020 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 68.12.0-11.4.27.0.1.82.0 on Solaris 11.4Upgrade web/browser/firefox to version 78.3.0-11.4.27.0.1.82.0 on Solaris 11.4Upgrade mail/thunderbird to version 78.3.0-11.4.27.0.1.82.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 78.3.0-11.4.27.0.1.82.0 on Solaris 11.4 | Jan 19, 2021 | Jul 9, 2020 |
| Suse | — | Upgrade mozillafirefox-branding-sleUpgrade mozillafirefox-buildsymbolsUpgrade MozillaFirefoxUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-otherUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-branding-SLED | Jul 9, 2020 | Jul 8, 2020 |
| Ubuntu | — | Upgrade firefox | Aug 5, 2020 | Jul 2, 2020 |
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