Use-after-free vulnerability in nsTextEditRules::WillInsert function in Mozilla Firefox and Thunderbird before 16.0 allows remote code execution or denial of service

CVE-2012-4182 · HIGH Severity

AV:N/AC:M/AU:N/C:C/I:C/A:C

Use-after-free vulnerability in the nsTextEditRules::WillInsert function in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

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