A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer used to unpack it, resulting in memory corruption and a potentially exploitable information leak or crash. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade thunderbirdUpgrade firefox | May 4, 2022 | Mar 31, 2021 |
| Alpine Linux | — | Upgrade firefox-esrUpgrade firefoxUpgrade librewolfUpgrade thunderbird | Jun 17, 2022 | Mar 31, 2021 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade thunderbird | Apr 23, 2021 | Mar 31, 2021 |
| Centos_linux | — | Upgrade thunderbird-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debugsourceUpgrade firefoxUpgrade firefox-debuginfoUpgrade thunderbird | Mar 26, 2021 | Mar 25, 2021 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Mar 26, 2021 | Mar 26, 2021 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox. | May 3, 2021 | Mar 31, 2021 |
| Mfsa2021 10 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 87.0 | Mar 24, 2021 | Mar 23, 2021 |
| Mfsa2021 11 | — | Upgrade to Mozilla Firefox ESR version 78.9Upgrade to the latest version of Mozilla Firefox | Mar 24, 2021 | Mar 23, 2021 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 78.9Upgrade to the latest version of Mozilla Thunderbird | Mar 24, 2021 | Mar 23, 2021 |
| Oracle Solaris | — | Upgrade web/data/firefox-bookmarks to version 78.9.0-11.4.32.0.1.88.3 on Solaris 11.4Upgrade mail/thunderbird to version 78.9.0-11.4.32.0.1.88.3 on Solaris 11.4Upgrade web/browser/firefox to version 78.9.0-11.4.32.0.1.88.3 on Solaris 11.4 | Apr 21, 2021 | Mar 31, 2021 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefox | Mar 26, 2021 | Mar 23, 2021 |
| Redhat_linux | — | Upgrade thunderbird-debuginfoUpgrade thunderbird-debugsourceNo solution existsUpgrade firefox-debuginfoUpgrade thunderbirdUpgrade firefoxUpgrade firefox-debugsource | Mar 26, 2021 | Mar 25, 2021 |
| Suse | — | Upgrade MozillaThunderbird-translations-commonUpgrade mozillafirefox-branding-sleUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefoxUpgrade mozillafirefox-buildsymbolsUpgrade MozillaFirefox-translations-commonUpgrade mozilla-nspr-develUpgrade MozillaFirefox-translations-otherUpgrade MozillaFirefox-develUpgrade mozilla-nspr-32bitUpgrade mozilla-nsprUpgrade MozillaThunderbird-translations-otherUpgrade MozillaThunderbird | Mar 31, 2021 | Mar 25, 2021 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Mar 26, 2021 | Mar 25, 2021 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub