BuildTextRunsScanner::BreakSink::SetBreaks Use-After-Free Vulnerability

CVE-2012-4218 · HIGH Severity

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

Use-after-free vulnerability in the BuildTextRunsScanner::BreakSink::SetBreaks function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

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