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JS: HeapTaintStep

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This commit is contained in:
Asger Feldthaus
2020-03-27 15:19:35 +00:00
parent c3e00181cb
commit 3398ddf783
1 changed files with 2 additions and 5 deletions
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7
javascript/ql/src/semmle/javascript/dataflow/TaintTracking.qll
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@@ -255,13 +255,10 @@ module TaintTracking {
* A taint propagating data flow edge through object or array elements and
* promises.
*/
private class HeapTaintStep extends AdditionalTaintStep {
HeapTaintStep() { heapStep(_, this) }
private class HeapTaintStep extends SharedTaintStep {
override predicate step(DataFlow::Node pred, DataFlow::Node succ) {
Stages::Taint::ref() and
heapStep(pred, succ) and
succ = this
heapStep(pred, succ)
}
}