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Fix for buffer overrun check logic.

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David Garske 2019-09-11 11:28:33 -07:00 committed by Jacob Barthelmeh
parent e6c48327c1
commit 326f02d76d
1 changed files with 1 additions and 1 deletions
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wolfcrypt/src/asn.c
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@ -8061,7 +8061,7 @@ static int CheckCertSignature_ex(const byte* cert, word32 certSz, void* heap,
if (GetSequence(cert, &extIdx, &extLen, certSz) < 0) if (GetSequence(cert, &extIdx, &extLen, certSz) < 0)
ret = ASN_PARSE_E; ret = ASN_PARSE_E;
if (ret == 0 && extIdx + 1 < certSz) if (ret == 0 && (extIdx + 1) >= certSz)
ret = BUFFER_E; ret = BUFFER_E;
if (ret == 0 && if (ret == 0 &&