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Use-after-free vulnerability in the nsContentUtils::RemoveScriptBlocker function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade xulrunnerUpgrade xulrunner-devel | Dec 1, 2016 | May 16, 2013 |
| Freebsd | — | Upgrade linux-thunderbirdUpgrade linux-firefoxUpgrade linux-seamonkeyUpgrade firefoxUpgrade thunderbirdUpgrade seamonkey | Dec 10, 2025 | May 15, 2013 |
| Gentoo Linux | — | Upgrade www-client/seamonkey.Upgrade mail-client/thunderbird-bin.Upgrade www-client/seamonkey-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin. | Oct 30, 2017 | May 16, 2013 |
| Mfsa2013 48 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 21.0Upgrade to Mozilla Firefox ESR version 17.0.6 | May 18, 2013 | May 16, 2013 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 17.0.6Upgrade to Mozilla Thunderbird ESR version 17.0.6Upgrade to the latest version of Mozilla Thunderbird | May 18, 2013 | May 16, 2013 |
| Oracle_linux | — | Upgrade xulrunner-develUpgrade thunderbirdUpgrade firefoxUpgrade xulrunner | Oct 16, 2024 | May 16, 2013 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 14, 2013 |
| Suse | — | Upgrade mozilla-jsUpgrade xulrunner-develUpgrade MozillaFirefox-translations-commonUpgrade xulrunner-buildsymbolsUpgrade mozilla-nspr-32bitUpgrade mozilla-nsprUpgrade MozillaThunderbirdUpgrade mozilla-nspr-develUpgrade MozillaThunderbird-buildsymbolsUpgrade MozillaFirefox-branding-openSUSEUpgrade MozillaFirefox-develUpgrade mozilla-js-32bitUpgrade xulrunnerUpgrade MozillaFirefoxUpgrade MozillaThunderbird-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade MozillaThunderbird-translations-otherUpgrade MozillaThunderbird-develUpgrade MozillaFirefox-translations-otherUpgrade mozillafirefox-buildsymbolsUpgrade xulrunner-32bitUpgrade enigmail | Feb 17, 2015 | May 16, 2013 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Nov 8, 2024 | May 16, 2013 |
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