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CVE-2012-3989 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,....

HighCVSS 9.3 EPSS 3.5%
Published
Updated
Exploit status
No public exploit known

Description

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.

Affected products

ProductAffected versionsFixed in
mozilla Firefox < 16.0 16.0
mozilla seamonkey < 2.13 2.13
mozilla Thunderbird < 16.0 16.0
Canonical Ubuntu Linux = 10.04 No fix listed
Canonical Ubuntu Linux = 11.04 No fix listed
Canonical Ubuntu Linux = 11.10 No fix listed
Canonical Ubuntu Linux = 12.04 No fix listed
SUSE linux enterprise desktop = 10-sp4 No fix listed
SUSE linux enterprise desktop = 11-sp2 No fix listed
SUSE linux enterprise server = 10-sp4 No fix listed
SUSE linux enterprise server = 11-sp2 No fix listed

References