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35 lines
1.1 KiB
Plaintext
35 lines
1.1 KiB
Plaintext
/**
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* Provides a taint-tracking configuration for reasoning about unsafe deserialization.
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*
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* Note, for performance reasons: only import this file if
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* `UnsafeDeserialization::Configuration` is needed, otherwise
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* `UnsafeDeserializationCustomizations` should be imported instead.
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*/
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private import ruby
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private import codeql.ruby.DataFlow
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private import codeql.ruby.TaintTracking
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import UnsafeDeserializationCustomizations
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/**
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* A taint-tracking configuration for reasoning about unsafe deserialization.
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*/
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class Configuration extends TaintTracking::Configuration {
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Configuration() { this = "UnsafeDeserialization" }
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override predicate isSource(DataFlow::Node source) {
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source instanceof UnsafeDeserialization::Source
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}
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override predicate isSink(DataFlow::Node sink) { sink instanceof UnsafeDeserialization::Sink }
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override predicate isSanitizer(DataFlow::Node node) {
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super.isSanitizer(node) or
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node instanceof UnsafeDeserialization::Sanitizer
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}
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override predicate isAdditionalTaintStep(DataFlow::Node fromNode, DataFlow::Node toNode) {
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UnsafeDeserialization::isAdditionalTaintStep(fromNode, toNode)
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}
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}
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