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Heap-based buffer overflow in the ClearKey Content Decryption Module (CDM) in the Encrypted Media Extensions (EME) API in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 might allow remote attackers to execute arbitrary code by providing a malformed video and leveraging a Gecko Media Plugin (GMP) sandbox bypass.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade firefox | Aug 6, 2016 | Aug 3, 2016 |
| Debian | — | Upgrade firefox-esr | Aug 6, 2016 | Aug 3, 2016 |
| Freebsd | — | Upgrade linux-firefoxUpgrade seamonkeyUpgrade libxulUpgrade linux-seamonkeyUpgrade firefoxUpgrade thunderbirdUpgrade linux-thunderbirdUpgrade firefox-esr | Dec 10, 2025 | Sep 7, 2016 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird. | Oct 30, 2017 | Aug 4, 2016 |
| Mfsa2016 77 | — | Upgrade to Mozilla Firefox ESR version 45.3Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 48.0 | Aug 3, 2016 | Aug 2, 2016 |
| Oracle Solaris | — | Upgrade web/data/firefox-bookmarks to version 45.4.0-0.175.3.14.0.4.0 on Solaris 11.3Upgrade developer/yasm to version 1.3.0-0.175.3.14.0.2.0 on Solaris 11.3Upgrade web/browser/firefox to version 45.4.0-0.175.3.14.0.4.0 on Solaris 11.3Upgrade mail/thunderbird to version 45.3.0-0.175.3.14.0.4.0 on Solaris 11.3Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 45.3.0-0.175.3.14.0.4.0 on Solaris 11.3 | May 29, 2017 | Aug 4, 2016 |
| Oracle_linux | — | Upgrade firefox | Aug 6, 2016 | Aug 2, 2016 |
| Redhat_linux | — | Upgrade firefox-debuginfoUpgrade firefox | Aug 3, 2016 | Aug 3, 2016 |
| Suse | — | Upgrade MozillaFirefox-branding-SLEDUpgrade mozilla-nssUpgrade mozilla-nss-develUpgrade MozillaThunderbird-develUpgrade libfreebl3Upgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird-buildsymbolsUpgrade mozilla-nspr-32bitUpgrade mozilla-nss-32bitUpgrade libfreebl3-32bitUpgrade firefox-fontconfigUpgrade MozillaFirefoxUpgrade mozilla-nsprUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translationsUpgrade MozillaThunderbird-translations-commonUpgrade mozilla-nspr-develUpgrade MozillaThunderbirdUpgrade mozilla-nss-toolsUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-common | Aug 22, 2016 | Aug 4, 2016 |
| Ubuntu | — | Upgrade firefox | Aug 6, 2016 | Aug 4, 2016 |
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