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Use-after-free vulnerability in the gfxTextRun::CanBreakLineBefore function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 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 thunderbirdUpgrade xulrunnerUpgrade xulrunner-develUpgrade firefox | Dec 1, 2016 | Aug 29, 2012 |
| Freebsd | — | Upgrade libxulUpgrade linux-firefoxUpgrade linux-thunderbirdUpgrade seamonkeyUpgrade linux-seamonkeyUpgrade thunderbirdUpgrade firefox | Dec 10, 2025 | Aug 30, 2012 |
| Gentoo Linux | — | Upgrade mail-client/mozilla-thunderbird-bin.Upgrade www-client/seamonkey-bin.Upgrade net-libs/xulrunner.Upgrade net-libs/xulrunner-bin.Upgrade mail-client/thunderbird.Upgrade www-client/icecat.Upgrade www-client/firefox.Upgrade www-client/seamonkey.Upgrade www-client/mozilla-firefox-bin.Upgrade mail-client/thunderbird-bin.Upgrade mail-client/mozilla-thunderbird.Upgrade dev-libs/nss.Upgrade www-client/firefox-bin.Upgrade www-client/mozilla-firefox. | Oct 30, 2017 | Aug 29, 2012 |
| Mfsa2012 58 | — | Upgrade to Mozilla Firefox version 15.0Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 10.0.7 | Aug 30, 2012 | Aug 29, 2012 |
| Mozilla Seamonkey | — | Upgrade to the latest version of Mozilla SeaMonkeyUpgrade to Mozilla SeaMonkey version 2.12 | Aug 30, 2012 | Aug 29, 2012 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 15.0Upgrade to Mozilla Thunderbird ESR version 10.0.7Upgrade to the latest version of Mozilla Thunderbird | Aug 30, 2012 | Aug 29, 2012 |
| Oracle Solaris | — | Upgrade web/browser/firefox to version 10.0.7-0.175.1.2.0.3.2 on Solaris 11.1Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 10.0.7-0.175.1.2.0.3.2 on Solaris 11.1Upgrade web/browser/firefox/multi-user-desktop to version 10.0.7-0.175.1.2.0.3.2 on Solaris 11.1Upgrade web/data/firefox-bookmarks to version 10.0.7-0.175.1.2.0.3.2 on Solaris 11.1Upgrade mail/thunderbird to version 10.0.7-0.175.1.2.0.3.2 on Solaris 11.1 | May 29, 2017 | Aug 29, 2012 |
| Oracle_linux | — | Upgrade xulrunnerUpgrade thunderbirdUpgrade firefoxUpgrade xulrunner-devel | Oct 16, 2024 | Aug 29, 2012 |
| Suse | — | Upgrade MozillaFirefoxUpgrade mozilla-nsprUpgrade mozilla-nspr-x86Upgrade libfreebl3-32bitUpgrade MozillaFirefox-branding-SLEDUpgrade MozillaThunderbird-translations-commonUpgrade mozilla-nssUpgrade libfreebl3Upgrade mozilla-nss-32bitUpgrade MozillaFirefox-translationsUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-develUpgrade libfreebl3-x86Upgrade MozillaThunderbird-translations-otherUpgrade mozilla-nss-toolsUpgrade mozilla-nspr-develUpgrade mozilla-nss-develUpgrade MozillaThunderbirdUpgrade mozilla-nss-x86Upgrade MozillaFirefox-translations-otherUpgrade mozilla-nspr-32bitUpgrade MozillaThunderbird-devel | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade firefoxUpgrade thunderbird | Nov 8, 2024 | Aug 29, 2012 |
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