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 linux-seamonkeyUpgrade linux-firefoxUpgrade seamonkeyUpgrade libxulUpgrade thunderbirdUpgrade firefox-esrUpgrade linux-thunderbirdUpgrade firefox | Sep 29, 2017 | Sep 29, 2017 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird.Upgrade www-client/firefox.Upgrade mail-client/thunderbird-bin. | 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 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 11.3Upgrade web/browser/firefox 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 11.3 | Nov 30, 2017 | Nov 30, 2017 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefox | Sep 29, 2017 | Sep 28, 2017 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefox | Oct 4, 2017 | Sep 29, 2017 |
| Suse | — | Upgrade mozilla-nss-sysinit-32bitUpgrade mozillafirefoxUpgrade mozilla-nss-certs-32bitUpgrade MozillaThunderbird-buildsymbolsUpgrade libfreebl3-hmacUpgrade mozillafirefox-translations-commonUpgrade libsoftokn3-hmacUpgrade MozillaThunderbird-develUpgrade mozilla-nssUpgrade mozilla-nss-certsUpgrade libfreebl3Upgrade libfreebl3-x86Upgrade mozilla-nss-sysinitUpgrade libsoftokn3-x86Upgrade mozillafirefox-develUpgrade mozilla-nss-develUpgrade mozillathunderbird-translations-commonUpgrade libfreebl3-32bitUpgrade libfreebl3-hmac-32bitUpgrade mozilla-nss-32bitUpgrade libsoftokn3Upgrade mozillathunderbirdUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-translations-otherUpgrade libsoftokn3-32bitUpgrade libsoftokn3-hmac-32bitUpgrade mozilla-nss-x86Upgrade MozillaFirefox-translationsUpgrade mozilla-nss-tools | Oct 2, 2017 | Sep 29, 2017 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefoxUpgrade libmozjs-52-0 | Oct 3, 2017 | Sep 29, 2017 |
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