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Merge pull request #3004 from SparkiDev/asn1_int_lead_0_any

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Define to allow badly formed ASN integers
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toddouska
2020-06-03 14:55:04 -07:00
committed by GitHub
parent 4ddbe546a3 8dee048b04
commit c3407e2052
1 changed files with 2 additions and 0 deletions
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wolfcrypt/src/asn.c
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@ -460,8 +460,10 @@ static int GetASNInt(const byte* input, word32* inOutIdx, int* len,
(*inOutIdx)++; (*inOutIdx)++;
(*len)--; (*len)--;
#ifndef WOLFSSL_ASN_INT_LEAD_0_ANY
if (*len > 0 && (input[*inOutIdx] & 0x80) == 0) if (*len > 0 && (input[*inOutIdx] & 0x80) == 0)
return ASN_PARSE_E; return ASN_PARSE_E;
#endif
} }
} }