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CVE-2010-3765

Fixed in a distro release ExploitedEPSS 83%CVSS 9.8

Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x before 2.0.10, when JavaScript is enabled, allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption, as exploited in the wild in October 2010 by the Belmoo malware.

Published 2010-10-27 · In CISA KEV since 2025-10-06 · CVE record · OSV

Products: mozilla firefox, mozilla thunderbird, mozilla seamonkey

Distro releases

ReleasePackageFixed in
Debian 5.0xulrunner1.9.0.19-6
Red Hat Enterprise Linux 3seamonkey0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-chat0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-debuginfo0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-devel0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-dom-inspector0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-js-debugger0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-mail0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-nspr0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-nspr-devel0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-nss0:1.0.9-0.62.el3
Red Hat Enterprise Linux 3seamonkey-nss-devel0:1.0.9-0.62.el3
Red Hat Enterprise Linux 4firefox0:3.6.11-4.el4_8
Red Hat Enterprise Linux 4firefox-debuginfo0:3.6.11-4.el4_8
Red Hat Enterprise Linux 4seamonkey0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-chat0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-debuginfo0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-devel0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-dom-inspector0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-js-debugger0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4seamonkey-mail0:1.0.9-65.el4_8
Red Hat Enterprise Linux 4thunderbird0:1.5.0.12-33.el4
Red Hat Enterprise Linux 4thunderbird-debuginfo0:1.5.0.12-33.el4
Red Hat Enterprise Linux 5thunderbird0:2.0.0.24-10.el5_5
Red Hat Enterprise Linux 5thunderbird-debuginfo0:2.0.0.24-10.el5_5
Red Hat Enterprise Linux 5xulrunner0:1.9.2.11-4.el5_5
Red Hat Enterprise Linux 5xulrunner-debuginfo0:1.9.2.11-4.el5_5
Red Hat Enterprise Linux 5xulrunner-devel0:1.9.2.11-4.el5_5
Red Hat Enterprise Linux 6firefox0:3.6.12-1.el6_0
Red Hat Enterprise Linux 6firefox-debuginfo0:3.6.12-1.el6_0
Red Hat Enterprise Linux 6thunderbird0:3.1.6-1.el6_0
Red Hat Enterprise Linux 6thunderbird-debuginfo0:3.1.6-1.el6_0
Red Hat Enterprise Linux 6xulrunner0:1.9.2.12-1.el6_0
Red Hat Enterprise Linux 6xulrunner-debuginfo0:1.9.2.12-1.el6_0
Red Hat Enterprise Linux 6xulrunner-devel0:1.9.2.12-1.el6_0
Red Hat rhel productivity 5thunderbird0:2.0.0.24-10.el5_5
Red Hat rhel productivity 5thunderbird-debuginfo0:2.0.0.24-10.el5_5
openSUSE TumbleweedMozillaFirefox50.1.0-1.1
openSUSE TumbleweedMozillaThunderbird45.5.1-1.1
openSUSE Tumbleweedfirefox-esr128.5.1-1.1