A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox < 50.0.2, Firefox ESR < 45.5.1, and Thunderbird < 45.5.1.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 11, 2018 |
| Centos_linux | — | Upgrade firefoxUpgrade thunderbird | Jan 27, 2017 | Nov 30, 2016 |
| Debian | — | Upgrade firefox-esrUpgrade icedove | Dec 2, 2016 | Nov 30, 2016 |
| Freebsd | — | Upgrade linux-seamonkeyUpgrade linux-firefoxUpgrade seamonkeyUpgrade libxulUpgrade thunderbirdUpgrade firefox-esrUpgrade linux-thunderbirdUpgrade firefox | Dec 1, 2016 | Dec 1, 2016 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade www-client/seamonkey-bin.Upgrade www-client/firefox.Upgrade www-client/seamonkey.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird. | Oct 30, 2017 | Jan 3, 2017 |
| Huawei Euleros 2_0_sp1 | — | Upgrade firefox | Aug 28, 2019 | Jun 11, 2018 |
| Huawei Euleros 2_0_sp2 | — | Upgrade firefox | Aug 28, 2019 | Jun 11, 2018 |
| Mfsa2016 92 | — | Upgrade to Mozilla Firefox version 50.0.2Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 45.5.1 | Dec 1, 2016 | Nov 30, 2016 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 45.5.1 | Dec 1, 2016 | Nov 30, 2016 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 45.5.1-0.175.3.16.0.2.0 on Solaris 11.3Upgrade mail/thunderbird to version 45.5.1-0.175.3.16.0.2.0 on Solaris 11.3Upgrade web/data/firefox-bookmarks to version 45.6.0-0.175.3.16.0.3.0 on Solaris 11.3Upgrade web/browser/firefox/plugin/firefox-java to version 45.6.0-0.175.3.16.0.3.0 on Solaris 11.3Upgrade web/browser/firefox to version 45.6.0-0.175.3.16.0.3.0 on Solaris 11.3 | May 29, 2017 | May 29, 2017 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefox | Dec 2, 2016 | Dec 1, 2016 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Dec 2, 2016 | Nov 30, 2016 |
| Suse | — | Upgrade libfreebl3Upgrade libsoftokn3Upgrade MozillaThunderbirdUpgrade MozillaThunderbird-develUpgrade MozillaFirefox-develUpgrade libfreebl3-x86Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-otherUpgrade mozilla-nssUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefoxUpgrade libsoftokn3-x86Upgrade mozilla-nss-toolsUpgrade mozilla-nss-develUpgrade MozillaFirefox-translationsUpgrade mozilla-nss-x86Upgrade libsoftokn3-32bitUpgrade MozillaThunderbird-buildsymbolsUpgrade libfreebl3-32bitUpgrade mozilla-nss-32bitUpgrade MozillaFirefox-translations-common | Dec 4, 2016 | Nov 30, 2016 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Dec 1, 2016 | Nov 30, 2016 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub