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Fix unsigned integer overflows in interpreter

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MarcoFalke 2022-01-31 14:28:35 +01:00
parent fc642c33ef
commit bbbbaa0d9a
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2 changed files with 2 additions and 3 deletions
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4
src/script/interpreter.cpp
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@ -51,8 +51,8 @@ bool CastToBool(const valtype& vch)
* Script is a stack machine (like Forth) that evaluates a predicate * Script is a stack machine (like Forth) that evaluates a predicate
* returning a bool indicating valid or not. There are no loops. * returning a bool indicating valid or not. There are no loops.
*/ */
#define stacktop(i) (stack.at(stack.size()+(i))) #define stacktop(i) (stack.at(size_t(int64_t(stack.size()) + int64_t{i})))
#define altstacktop(i) (altstack.at(altstack.size()+(i))) #define altstacktop(i) (altstack.at(size_t(int64_t(altstack.size()) + int64_t{i})))
static inline void popstack(std::vector<valtype>& stack) static inline void popstack(std::vector<valtype>& stack)
{ {
if (stack.empty()) if (stack.empty())

1
test/sanitizer_suppressions/ubsan
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@ -55,7 +55,6 @@ unsigned-integer-overflow:MurmurHash3
unsigned-integer-overflow:CBlockPolicyEstimator::processBlockTx unsigned-integer-overflow:CBlockPolicyEstimator::processBlockTx
unsigned-integer-overflow:TxConfirmStats::EstimateMedianVal unsigned-integer-overflow:TxConfirmStats::EstimateMedianVal
unsigned-integer-overflow:prevector.h unsigned-integer-overflow:prevector.h
unsigned-integer-overflow:EvalScript
unsigned-integer-overflow:InsecureRandomContext::rand64 unsigned-integer-overflow:InsecureRandomContext::rand64
unsigned-integer-overflow:InsecureRandomContext::SplitMix64 unsigned-integer-overflow:InsecureRandomContext::SplitMix64
unsigned-integer-overflow:bitset_detail::PopCount unsigned-integer-overflow:bitset_detail::PopCount