A race condition could have led to private browsing tabs being opened in normal browsing windows. This could have resulted in a potential privacy leak. This vulnerability was fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade firefox-x11 | Feb 11, 2025 | Feb 4, 2025 |
| Amazon Linux Ami 2 | — | Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfo | Feb 26, 2025 | Feb 4, 2025 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Feb 7, 2025 | Feb 4, 2025 |
| Freebsd | — | Upgrade thunderbirdUpgrade firefox-esrUpgrade firefox | Feb 8, 2025 | Feb 7, 2025 |
| Mfsa2025 07 | — | Upgrade to Mozilla Firefox version 135.0Upgrade to the latest version of Mozilla Firefox | Feb 5, 2025 | Feb 4, 2025 |
| Mfsa2025 09 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 128.7 | Feb 5, 2025 | Feb 4, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 135.0Upgrade to the latest version of Mozilla Thunderbird | Feb 5, 2025 | Feb 4, 2025 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-x11 | Feb 7, 2025 | Feb 4, 2025 |
| Redhat_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-debugsourceUpgrade thunderbird-debugsourceUpgrade firefox-x11Upgrade thunderbird-debuginfoNo solution existsUpgrade firefox-debuginfo | Feb 10, 2025 | Feb 4, 2025 |
| Rocky_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade thunderbird-debugsourceUpgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Feb 14, 2025 | Feb 4, 2025 |
| Suse | — | Upgrade libmozjs-128-0Upgrade MozillaFirefoxUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-otherUpgrade mozjs128-develUpgrade MozillaThunderbird-translations-commonUpgrade MozillaThunderbirdUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-develUpgrade mozjs128Upgrade mozillafirefox-branding-upstream | Feb 10, 2025 | Feb 4, 2025 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Feb 12, 2025 | Feb 4, 2025 |
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