Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. 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 thunderbirdUpgrade firefoxUpgrade thunderbird-debuginfoUpgrade firefox-debuginfo | Oct 2, 2017 | Sep 29, 2017 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Sep 30, 2017 | Sep 29, 2017 |
| Freebsd | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-esrUpgrade linux-thunderbirdUpgrade linux-seamonkeyUpgrade libxulUpgrade linux-firefoxUpgrade seamonkey | Sep 29, 2017 | Sep 29, 2017 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox. | Feb 20, 2018 | Feb 20, 2018 |
| Mfsa2017 21 | — | Upgrade to Mozilla Firefox version 56.0 | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 22 | — | Upgrade to Mozilla Firefox ESR version 52.4 | Sep 29, 2017 | Sep 28, 2017 |
| Mozilla Thunderbird | — | Upgrade 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 to version 52.4.0-0.175.3.26.0.4.0 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 11.3 | Nov 30, 2017 | Nov 30, 2017 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Sep 29, 2017 | Sep 28, 2017 |
| Redhat_linux | — | Upgrade firefoxUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoUpgrade thunderbird | Oct 4, 2017 | Sep 29, 2017 |
| Suse | — | Upgrade mozilla-nss-toolsUpgrade mozilla-nss-x86Upgrade libfreebl3-hmac-32bitUpgrade libfreebl3-32bitUpgrade mozillathunderbirdUpgrade libsoftokn3Upgrade mozilla-nss-develUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-develUpgrade mozillathunderbird-translations-commonUpgrade libsoftokn3-32bitUpgrade mozillafirefox-translations-otherUpgrade MozillaFirefox-translationsUpgrade libsoftokn3-hmac-32bitUpgrade mozilla-nss-32bitUpgrade mozilla-nss-sysinitUpgrade libsoftokn3-x86Upgrade libfreebl3-x86Upgrade libfreebl3-hmacUpgrade libfreebl3Upgrade mozilla-nssUpgrade MozillaThunderbird-develUpgrade mozillafirefoxUpgrade libsoftokn3-hmacUpgrade mozilla-nss-sysinit-32bitUpgrade mozilla-nss-certsUpgrade mozilla-nss-certs-32bitUpgrade MozillaThunderbird-buildsymbolsUpgrade mozillafirefox-translations-common | Oct 2, 2017 | Sep 29, 2017 |
| Ubuntu | — | Upgrade libmozjs-52-0Upgrade firefoxUpgrade thunderbird | Oct 3, 2017 | Sep 29, 2017 |
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