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A buffer overflow occurs when drawing and validating elements with the ANGLE graphics library, used for WebGL content. This is due to an incorrect value being passed within the library during checks and results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esr | Dec 1, 2017 | Oct 25, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 11, 2018 |
| Centos_linux | — | Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debuginfo | Oct 2, 2017 | Sep 29, 2017 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Sep 30, 2017 | Sep 29, 2017 |
| Freebsd | — | Upgrade firefox-esrUpgrade linux-thunderbirdUpgrade firefoxUpgrade thunderbirdUpgrade libxulUpgrade linux-seamonkeyUpgrade linux-firefoxUpgrade seamonkey | Sep 29, 2017 | Sep 29, 2017 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox.Upgrade www-client/firefox-bin. | Feb 20, 2018 | Feb 20, 2018 |
| Mfsa2017 21 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 56.0 | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 22 | — | Upgrade to Mozilla Firefox ESR version 52.4Upgrade to the latest version of Mozilla Firefox | Sep 29, 2017 | Sep 28, 2017 |
| Mozilla Thunderbird | — | Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 52.4 | Oct 11, 2017 | Oct 9, 2017 |
| Oracle Solaris | — | Upgrade web/browser/firefox/plugin/firefox-java to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade web/browser/firefox to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 52.4.0-0.175.3.26.0.4.0 on Solaris 11.3Upgrade web/data/firefox-bookmarks to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade mail/thunderbird to version 52.4.0-0.175.3.26.0.4.0 on Solaris 11.3 | Nov 30, 2017 | Nov 30, 2017 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Sep 29, 2017 | Sep 28, 2017 |
| Redhat_linux | — | Upgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debuginfoUpgrade thunderbird | Oct 4, 2017 | Sep 29, 2017 |
| Suse | — | Upgrade mozilla-nss-certs-32bitUpgrade MozillaFirefox-develUpgrade mozilla-nssUpgrade MozillaFirefox-translations-commonUpgrade libsoftokn3-32bitUpgrade MozillaThunderbird-develUpgrade libsoftokn3-hmac-32bitUpgrade libsoftokn3-x86Upgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefox-translationsUpgrade libfreebl3-32bitUpgrade MozillaThunderbirdUpgrade libfreebl3-hmac-32bitUpgrade mozilla-nss-sysinitUpgrade libfreebl3-hmacUpgrade libsoftokn3Upgrade MozillaThunderbird-buildsymbolsUpgrade libfreebl3-x86Upgrade mozilla-nss-32bitUpgrade libsoftokn3-hmacUpgrade MozillaFirefox-translations-otherUpgrade libfreebl3Upgrade mozilla-nss-certsUpgrade MozillaFirefoxUpgrade MozillaThunderbird-translations-otherUpgrade mozilla-nss-sysinit-32bitUpgrade mozilla-nss-toolsUpgrade mozilla-nss-x86Upgrade mozilla-nss-devel | Oct 2, 2017 | Sep 29, 2017 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Oct 3, 2017 | Sep 29, 2017 |
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