When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefox-x11Upgrade firefox | Jan 13, 2025 | Jan 7, 2025 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Jan 10, 2025 | Jan 7, 2025 |
| Freebsd | — | Upgrade librewolfUpgrade firefox-esrUpgrade thunderbirdUpgrade firefox | Apr 6, 2025 | Apr 4, 2025 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade dev-lang/spidermonkey.Upgrade www-client/firefox.Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin. | Jan 24, 2025 | Jan 7, 2025 |
| Mfsa2025 01 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 134.0 | Jan 8, 2025 | Jan 7, 2025 |
| Mfsa2025 02 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 128.6 | Jan 8, 2025 | Jan 7, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 128.6 | Jan 10, 2025 | Jan 7, 2025 |
| Oracle_linux | — | Upgrade firefox-x11Upgrade firefox | Jan 10, 2025 | Jan 7, 2025 |
| Redhat_linux | — | Upgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade firefox-debugsourceUpgrade thunderbird-debugsourceUpgrade firefox-x11Upgrade firefoxUpgrade thunderbirdNo solution exists | Jan 10, 2025 | Jan 7, 2025 |
| Rocky_linux | — | Upgrade firefox-debugsourceUpgrade firefoxUpgrade firefox-debuginfo | Jan 13, 2025 | Jan 7, 2025 |
| Suse | — | Upgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-develUpgrade mozjs128Upgrade mozjs128-develUpgrade MozillaThunderbirdUpgrade MozillaFirefox-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade MozillaFirefoxUpgrade libmozjs-128-0 | Jan 10, 2025 | Jan 7, 2025 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Jan 10, 2025 | Jan 7, 2025 |
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