A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) elements within containers through the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| 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 thunderbird-debuginfoUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade firefox | Oct 2, 2017 | Sep 29, 2017 |
| Debian | — | Upgrade thunderbirdUpgrade firefox-esr | Sep 30, 2017 | Sep 29, 2017 |
| Freebsd | — | Upgrade seamonkeyUpgrade firefoxUpgrade libxulUpgrade thunderbirdUpgrade linux-seamonkeyUpgrade linux-firefoxUpgrade linux-thunderbirdUpgrade firefox-esr | Sep 29, 2017 | Sep 29, 2017 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird. | Feb 20, 2018 | Feb 20, 2018 |
| Mfsa2017 21 | — | Upgrade to Mozilla Firefox version 56.0Upgrade to the latest version of Mozilla Firefox | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 22 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 52.4 | Sep 29, 2017 | Sep 28, 2017 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 52.4Upgrade to the latest version of Mozilla Thunderbird | Oct 11, 2017 | Oct 9, 2017 |
| Oracle Solaris | — | Upgrade web/data/firefox-bookmarks to version 52.4.0-0.175.3.25.0.3.0 on Solaris 11.3Upgrade web/browser/firefox/plugin/firefox-java 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/browser/firefox 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 thunderbirdUpgrade firefox | Sep 29, 2017 | Sep 28, 2017 |
| Redhat_linux | — | Upgrade firefoxUpgrade firefox-debuginfoUpgrade thunderbirdUpgrade thunderbird-debuginfo | Oct 4, 2017 | Sep 29, 2017 |
| Suse | — | Upgrade MozillaThunderbird-translations-commonUpgrade mozilla-nss-sysinitUpgrade libsoftokn3Upgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-translations-otherUpgrade libfreebl3-hmac-32bitUpgrade libfreebl3-x86Upgrade MozillaFirefox-develUpgrade MozillaThunderbird-develUpgrade MozillaThunderbirdUpgrade libsoftokn3-hmac-32bitUpgrade libfreebl3Upgrade mozilla-nss-certs-32bitUpgrade mozilla-nssUpgrade mozilla-nss-certsUpgrade MozillaFirefox-translationsUpgrade MozillaFirefoxUpgrade libsoftokn3-hmacUpgrade libsoftokn3-x86Upgrade libfreebl3-32bitUpgrade mozilla-nss-toolsUpgrade libfreebl3-hmacUpgrade mozilla-nss-sysinit-32bitUpgrade mozilla-nss-develUpgrade libsoftokn3-32bitUpgrade MozillaFirefox-translations-commonUpgrade mozilla-nss-32bitUpgrade mozilla-nss-x86Upgrade MozillaThunderbird-buildsymbols | Oct 2, 2017 | Sep 29, 2017 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Oct 3, 2017 | Sep 29, 2017 |
Prioritise with Active Threat Intelligence
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