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Fix script signature const-correctness regression

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This commit is contained in:
Krystie
2026-05-10 01:38:42 -07:00
parent e9e4a0ca82
commit b47fa91d6c
1 changed files with 5 additions and 3 deletions
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src/script.cpp
+5 -3
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@@ -1283,18 +1283,20 @@ bool CheckSig(const vector<unsigned char>& vchSig, const vector<unsigned char>&
nHashType = vchSig.back();
else if (nHashType != vchSig.back())
return false;
vchSig.pop_back();
vector<unsigned char> vchSigCopy(vchSig);
vchSigCopy.pop_back();
uint256 sighash = SignatureHash(scriptCode, txTo, nIn, nHashType);
if (signatureCache.Get(sighash, vchSig, vchPubKey))
if (signatureCache.Get(sighash, vchSigCopy, vchPubKey))
return true;
CKey key;
if (!key.SetPubKey(vchPubKey))
return false;
if (!key.Verify(sighash, vchSig))
if (!key.Verify(sighash, vchSigCopy))
return false;
signatureCache.Set(sighash, vchSig, vchPubKey);