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check on length of unwrap before memmove

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Jacob Barthelmeh
2020-05-04 10:32:05 -06:00
parent 3944c8eb73
commit 082e51d778
1 changed files with 3 additions and 0 deletions
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3
wolfcrypt/src/asn.c
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@ -2683,6 +2683,9 @@ int ToTraditional_ex(byte* input, word32 sz, word32* algId)
if (length < 0)
return length;
if (length + inOutIdx > sz)
return BUFFER_E;
XMEMMOVE(input, input + inOutIdx, length);
return length;