Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly perform a cast of an unspecified variable during use of the instanceof operator on a JavaScript object, which allows remote attackers to execute arbitrary code or cause a denial of service (assertion failure) via a crafted web site.

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Advisories
Source ID Title
EUVD EUVD EUVD-2012-3933 Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly perform a cast of an unspecified variable during use of the instanceof operator on a JavaScript object, which allows remote attackers to execute arbitrary code or cause a denial of service (assertion failure) via a crafted web site.
Ubuntu USN Ubuntu USN USN-1600-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-1611-1 Thunderbird vulnerabilities
Fixes

Solution

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T20:21:04.109Z

Reserved: 2012-07-11T00:00:00

Link: CVE-2012-3989

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-10-10T17:55:01.847

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-3989

cve-icon Redhat

Severity : Critical

Publid Date: 2012-10-09T00:00:00Z

Links: CVE-2012-3989 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses