On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-x11 | Jul 31, 2025 | Jul 24, 2025 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade firefoxUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade firefox-debugsourceUpgrade firefoxUpgrade firefox-debuginfo | Aug 19, 2025 | Jul 22, 2025 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Jul 24, 2025 | Jul 22, 2025 |
| Freebsd | — | Upgrade thunderbird-esrUpgrade firefoxUpgrade thunderbirdUpgrade firefox-esr | Jul 25, 2025 | Jul 24, 2025 |
| Mfsa2025 56 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 141.0 | Jul 23, 2025 | Jul 22, 2025 |
| Mfsa2025 57 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 115.26 | Jul 23, 2025 | Jul 22, 2025 |
| Mfsa2025 58 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 128.13 | Jul 23, 2025 | Jul 22, 2025 |
| Mfsa2025 59 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 140.1 | Jul 23, 2025 | Jul 22, 2025 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 140.1Upgrade to the latest version of Mozilla Thunderbird | Jul 23, 2025 | Jul 22, 2025 |
| Oracle_linux | — | Upgrade firefoxUpgrade firefox-x11Upgrade thunderbird | Jul 28, 2025 | Jul 22, 2025 |
| Redhat_linux | — | Upgrade firefox-debuginfoUpgrade thunderbird-debugsourceUpgrade firefox-debugsourceUpgrade firefox-x11Upgrade thunderbird-debuginfoUpgrade firefoxUpgrade thunderbirdNo solution exists | Jul 25, 2025 | Jul 22, 2025 |
| Rocky_linux | — | Upgrade firefox-x11Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debugsourceUpgrade thunderbirdUpgrade thunderbird-debuginfoUpgrade firefox-debugsource | Feb 5, 2026 | Sep 8, 2025 |
| Suse | — | Upgrade MozillaThunderbird-translations-otherUpgrade xdg-desktop-portal-develUpgrade pipewire-langUpgrade pipewire-spa-plugins-0_2Upgrade pipewire-spa-toolsUpgrade gstreamer-plugin-pipewireUpgrade pipewireUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-otherUpgrade xdg-desktop-portal-langUpgrade MozillaThunderbird-translations-commonUpgrade MozillaThunderbirdUpgrade pipewire-modulesUpgrade libpipewire-0_3-0Upgrade pipewire-toolsUpgrade mozillafirefox-branding-sleUpgrade pipewire-modules-0_3Upgrade mozillafirefox-branding-upstreamUpgrade xdg-desktop-portalUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-devel | Aug 14, 2025 | Jul 26, 2025 |
| Ubuntu | — | Upgrade thunderbird | Jul 24, 2025 | Jul 22, 2025 |
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