A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5, Firefox ESR < 60.5, and Firefox < 65.
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 | alpine-linux-upgrade-firefox-esr | Mar 28, 2019 | Feb 5, 2019 | |
| Arch Linux | View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗ | arch-linux-upgrade-latest | Jul 11, 2025 | Feb 5, 2019 |
| Centos_linux | — | centos-upgrade-firefoxcentos-upgrade-firefox-debuginfocentos-upgrade-thunderbirdcentos-upgrade-thunderbird-debuginfo | Feb 5, 2019 | Jan 29, 2019 |
| Debian | debian-upgrade-firefox-esrdebian-upgrade-thunderbird | Jan 31, 2019 | Jan 29, 2019 | |
| Freebsd | freebsd-upgrade-package-firefoxfreebsd-upgrade-package-waterfoxfreebsd-upgrade-package-seamonkeyfreebsd-upgrade-package-linux-seamonkeyfreebsd-upgrade-package-firefox-esrfreebsd-upgrade-package-linux-firefoxfreebsd-upgrade-package-libxulfreebsd-upgrade-package-thunderbirdfreebsd-upgrade-package-linux-thunderbird | Jan 30, 2019 | Jan 29, 2019 | |
| Gentoo Linux | gentoo-linux-upgrade-mail-client-thunderbirdgentoo-linux-upgrade-mail-client-thunderbird-bingentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin | Mar 11, 2019 | Feb 5, 2019 | |
| Mfsa2019 01 | mozilla-firefox-upgrade-65_0 | Jan 30, 2019 | Jan 29, 2019 | |
| Mfsa2019 02 | mozilla-firefox-esr-upgrade-60_5 | Jan 30, 2019 | Jan 29, 2019 | |
| Mozilla Thunderbird | mozilla-thunderbird-upgrade-60_5 | Jan 30, 2019 | Jan 29, 2019 | |
| Oracle Solaris | oracle-solaris-11-4-upgrade-mail-thunderbird-60-6-1-11-4-9-0-1-2-0oracle-solaris-11-4-upgrade-mail-thunderbird-plugin-thunderbird-lightning-60-6-1-11-4-9-0-1-2-0oracle-solaris-11-4-upgrade-web-browser-firefox-60-5-0-11-4-6-0-1-4-0oracle-solaris-11-4-upgrade-web-data-firefox-bookmarks-60-5-0-11-4-6-0-1-4-0 | Feb 20, 2019 | Feb 5, 2019 | |
| Oracle_linux | — | oracle-linux-upgrade-firefoxoracle-linux-upgrade-thunderbird | Jan 31, 2019 | Jan 29, 2019 |
| Redhat_linux | — | redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginfo | Jan 31, 2019 | Jan 30, 2019 |
| Suse | — | suse-upgrade-libfreebl3suse-upgrade-libfreebl3-32bitsuse-upgrade-libfreebl3-hmacsuse-upgrade-libfreebl3-hmac-32bitsuse-upgrade-libsoftokn3suse-upgrade-libsoftokn3-32bitsuse-upgrade-libsoftokn3-hmacsuse-upgrade-libsoftokn3-hmac-32bitsuse-upgrade-mozilla-nsssuse-upgrade-mozilla-nss-32bitsuse-upgrade-mozilla-nss-certssuse-upgrade-mozilla-nss-certs-32bitsuse-upgrade-mozilla-nss-develsuse-upgrade-mozilla-nss-sysinitsuse-upgrade-mozilla-nss-sysinit-32bitsuse-upgrade-mozilla-nss-toolssuse-upgrade-mozillafirefoxsuse-upgrade-mozillafirefox-branding-slesuse-upgrade-mozillafirefox-branding-upstreamsuse-upgrade-mozillafirefox-buildsymbolssuse-upgrade-mozillafirefox-develsuse-upgrade-mozillafirefox-translations-commonsuse-upgrade-mozillafirefox-translations-othersuse-upgrade-mozillathunderbirdsuse-upgrade-mozillathunderbird-buildsymbolssuse-upgrade-mozillathunderbird-translations-commonsuse-upgrade-mozillathunderbird-translations-other | Feb 5, 2019 | Jan 29, 2019 |
| Ubuntu | ubuntu-upgrade-firefoxubuntu-upgrade-thunderbird | Feb 5, 2019 | Jan 29, 2019 |
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