It was possible to interrupt the processing of a RegExp bailout and run additional JavaScript, potentially triggering garbage collection when the engine was not expecting it. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade firefox-x11 | Mar 13, 2025 | Mar 4, 2025 |
| Amazon Linux Ami 2 | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Apr 2, 2025 | Mar 4, 2025 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Mar 10, 2025 | Mar 4, 2025 |
| Freebsd | — | Upgrade firefoxUpgrade firefox-esrUpgrade thunderbirdUpgrade librewolf | Apr 5, 2025 | Apr 3, 2025 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin.Upgrade dev-lang/spidermonkey.Upgrade www-client/firefox.Upgrade www-client/firefox-bin. | May 13, 2025 | Mar 4, 2025 |
| Mfsa2025 14 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 136.0 | Mar 5, 2025 | Mar 4, 2025 |
| Mfsa2025 16 | — | Upgrade to Mozilla Firefox ESR version 128.8Upgrade to the latest version of Mozilla Firefox | Mar 5, 2025 | Mar 4, 2025 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 128.8 | Mar 5, 2025 | Mar 4, 2025 |
| Oracle_linux | — | Upgrade firefoxUpgrade firefox-x11 | Mar 10, 2025 | Mar 4, 2025 |
| Redhat_linux | — | Upgrade firefox-debuginfoNo solution existsUpgrade firefoxUpgrade firefox-debugsourceUpgrade firefox-x11 | Mar 10, 2025 | Mar 4, 2025 |
| Rocky_linux | — | Upgrade firefoxUpgrade firefox-debugsourceUpgrade firefox-debuginfo | Jul 31, 2025 | Jul 29, 2025 |
| Suse | — | Upgrade mozjs128Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefoxUpgrade mozjs128-develUpgrade MozillaFirefox-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade libmozjs-128-0Upgrade MozillaThunderbird | Mar 6, 2025 | Mar 4, 2025 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Mar 10, 2025 | Mar 4, 2025 |
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