Unrated severityNVD Advisory· Published Jul 15, 2009· Updated Jun 16, 2026
CVE-2009-2477
CVE-2009-2477
Description
js/src/jstracer.cpp in the Just-in-time (JIT) JavaScript compiler (aka TraceMonkey) in Mozilla Firefox 3.5 before 3.5.1 allows remote attackers to execute arbitrary code via certain use of the escape function that triggers access to uninitialized memory locations, as originally demonstrated by a document containing P and FONT elements.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:a:mozilla:firefox:3.5:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:3.5:*:*:*:*:*:*:*
- (no CPE)range: <3.5.1
Patches
Vulnerability mechanics
References
15- www.mozilla.org/security/announce/2009/mfsa2009-41.htmlnvdPatchVendor Advisory
- www.vupen.com/english/advisories/2009/1868nvdPatchVendor Advisory
- www.securityfocus.com/bid/35660nvdExploit
- secunia.com/advisories/35798nvdVendor Advisory
- www.kb.cert.org/vuls/id/443060nvdUS Government Resource
- blog.mozilla.com/security/2009/07/14/critical-javascript-vulnerability-in-firefox-35/nvd
- isc.sans.org/diary.htmlnvd
- sunsolve.sun.com/search/document.donvd
- voices.washingtonpost.com/securityfix/2009/07/stopgap_fix_for_critical_firef.htmlnvd
- www.exploit-db.com/exploits/9137nvd
- www.exploit-db.com/exploits/9181nvd
- www.h-online.com/security/First-Zero-Day-Exploit-for-Firefox-3-5--/news/113761nvd
- bugzilla.mozilla.org/show_bug.cginvd
- www.exploit-db.com/exploits/40936/nvd
- www.redhat.com/archives/fedora-package-announce/2009-July/msg00909.htmlnvd
News mentions
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