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Fixing bug in JCA cipher modeling. intermediate operations should not be key operations.

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REDMOND\brodes
2025-05-16 11:23:42 -04:00
parent 34f5e4e0c8
commit dbd66e64c6
1 changed files with 2 additions and 0 deletions
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2
java/ql/lib/experimental/quantum/JCA.qll
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@@ -611,6 +611,8 @@ module JCAModel {
}
class CipherOperationInstance extends Crypto::KeyOperationInstance instanceof CipherOperationCall {
CipherOperationInstance() { not this.isIntermediate() }
override Crypto::KeyOperationSubtype getKeyOperationSubtype() {
if CipherFlowAnalysisImpl::hasInit(this)
then result = CipherFlowAnalysisImpl::getInitFromUse(this, _, _).getCipherOperationModeType()