Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors, a different vulnerability than CVE-2012-5840.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade thunderbirdUpgrade firefoxUpgrade xulrunnerUpgrade xulrunner-devel | Dec 1, 2016 | Nov 21, 2012 |
| Freebsd | — | Upgrade linux-firefoxUpgrade seamonkeyUpgrade libxulUpgrade linux-seamonkeyUpgrade firefoxUpgrade linux-thunderbirdUpgrade thunderbird | Dec 10, 2025 | Nov 20, 2012 |
| Mfsa2012 105 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 17.0Upgrade to Mozilla Firefox ESR version 10.0.11 | Nov 14, 2013 | Nov 21, 2012 |
| Mozilla Seamonkey | — | Upgrade to Mozilla SeaMonkey version 2.14.0 | Nov 14, 2013 | Nov 21, 2012 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird ESR version 10.0.11Upgrade to the latest version of Mozilla ThunderbirdUpgrade to Mozilla Thunderbird version 17.0 | Nov 14, 2013 | Nov 21, 2012 |
| Oracle_linux | — | Upgrade xulrunner-develUpgrade xulrunnerUpgrade thunderbirdUpgrade firefox | Oct 16, 2024 | Nov 21, 2012 |
| Suse | — | Upgrade mozilla-nss-x86Upgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefoxUpgrade MozillaFirefox-translationsUpgrade mozilla-nss-toolsUpgrade MozillaFirefox-translations-commonUpgrade libfreebl3-32bitUpgrade MozillaThunderbirdUpgrade mozilla-nssUpgrade MozillaThunderbird-develUpgrade MozillaFirefox-develUpgrade libfreebl3-x86Upgrade libfreebl3Upgrade mozilla-nss-develUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-otherUpgrade mozilla-nss-32bit | Feb 17, 2015 | Jun 27, 2013 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Nov 8, 2024 | Nov 21, 2012 |
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