An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade thunderbird | May 4, 2022 | Dec 8, 2021 |
| Alpine Linux | — | Upgrade firefox-esrUpgrade librewolfUpgrade firefoxUpgrade thunderbird | Aug 22, 2024 | Dec 8, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Dec 8, 2021 |
| Centos_linux | — | Upgrade thunderbird-debuginfoUpgrade firefoxUpgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debugsourceUpgrade thunderbird | Dec 9, 2021 | Dec 8, 2021 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Dec 30, 2021 | Dec 8, 2021 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade www-client/firefox.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird-bin. | Feb 22, 2022 | Dec 8, 2021 |
| Mfsa2021 52 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 95.0 | Dec 8, 2021 | Dec 7, 2021 |
| Mfsa2021 53 | — | Upgrade to Mozilla Firefox ESR version 91.4Upgrade to the latest version of Mozilla Firefox | Dec 8, 2021 | Dec 7, 2021 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 91.4 | Dec 8, 2021 | Dec 7, 2021 |
| Oracle Solaris | — | Upgrade mail/thunderbird to version 91.4.0-11.4.41.0.1.107.2 on Solaris 11.4Upgrade web/browser/firefox to version 91.4.0-11.4.41.0.1.107.2 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 91.4.0-11.4.41.0.1.107.2 on Solaris 11.4 | Jan 19, 2022 | Dec 8, 2021 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Dec 9, 2021 | Dec 7, 2021 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade thunderbird-debugsourceNo solution existsUpgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debuginfo | Dec 9, 2021 | Dec 8, 2021 |
| Rocky_linux | — | Upgrade firefox-debuginfoUpgrade thunderbird-debugsourceUpgrade firefox-debugsourceUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade thunderbird | Mar 12, 2024 | Dec 8, 2021 |
| Suse | — | Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefoxUpgrade MozillaThunderbirdUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefox-translations-common | Dec 11, 2021 | Dec 8, 2021 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Dec 10, 2021 | Dec 8, 2021 |
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