CVE-2009-3382

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 10.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-10-29 · updated 2026-06-16

Description

layout/base/nsCSSFrameConstructor.cpp in the browser engine in Mozilla Firefox 3.0.x before 3.0.15 does not properly handle first-letter frames, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.

Affected products

Mozilla Firefox: 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6 (+8)

References

http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1
http://www.mozilla.org/security/announce/2009/mfsa2009-64.html
http://www.vupen.com/english/advisories/2009/3334
https://bugzilla.mozilla.org/show_bug.cgi?id=514960
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11219
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5581
http://sunsolve.sun.com/search/document.do?assetkey=1-26-272909-1
http://www.mozilla.org/security/announce/2009/mfsa2009-64.html
http://www.vupen.com/english/advisories/2009/3334
https://bugzilla.mozilla.org/show_bug.cgi?id=514960
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11219
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5581

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