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18 lines
628 B
Plaintext
18 lines
628 B
Plaintext
import codeql.ruby.AST
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import codeql.ruby.frameworks.PosixSpawn
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import codeql.ruby.DataFlow
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query predicate systemCalls(
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PosixSpawn::SystemCall call, DataFlow::Node arg, boolean shellInterpreted
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) {
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call.isShellInterpreted(arg) and shellInterpreted = true
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or
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not call.isShellInterpreted(arg) and arg = call.getAnArgument() and shellInterpreted = false
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}
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query predicate childCalls(PosixSpawn::ChildCall call, DataFlow::Node arg, boolean shellInterpreted) {
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call.isShellInterpreted(arg) and shellInterpreted = true
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or
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not call.isShellInterpreted(arg) and arg = call.getAnArgument() and shellInterpreted = false
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}
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