What’s Vulnerable › Vulnerabilities

CVE-2009-1302

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2009-04-22 · updated 2026-06-16
• Weakness: CWE-399

Description

The browser engine in Mozilla Firefox 3.x before 3.0.9, Thunderbird before 2.0.0.22, and SeaMonkey before 1.1.16 allows remote attackers to cause a denial of service (application crash) and possibly trigger memory corruption via vectors related to (1) nsAsyncInstantiateEvent::Run, (2) nsStyleContext::Destroy, (3) nsComputedDOMStyle::GetWidth, (4) the xslt_attributeset_ImportSameName.html test case for the XSLT stylesheet compiler, (5) nsXULDocument::SynchronizeBroadcastListener, (6) IsBindingAncestor, (7) PL_DHashTableOperate and nsEditor::EndUpdateViewBatch, and (8) gfxSkipCharsIterator::SetOffsets, and other vectors.

Affected products

• Mozilla Firefox: 3.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5 (+3)
• Mozilla Seamonkey: through 1.1.13; 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.5, 1.0.6 (+20)
• Mozilla Thunderbird: through 2.0.0.19; 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5 (+34)

References

• http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
• http://secunia.com/advisories/34758
• http://secunia.com/advisories/34780
• http://secunia.com/advisories/34843
• http://secunia.com/advisories/34894
• http://secunia.com/advisories/35042
• http://secunia.com/advisories/35065
• http://secunia.com/advisories/35602
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1
• http://www.debian.org/security/2009/dsa-1797
• http://www.debian.org/security/2009/dsa-1830
• http://www.mandriva.com/security/advisories?name=MDVSA-2009:111

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