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Merge pull request #1334 from dgarske/fix_asn_leak

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Fix for possible leak in error case for `wc_RsaKeyToDer`
This commit is contained in:
JacobBarthelmeh
2018-01-22 23:20:39 -07:00
committed by GitHub
parent 79f4b963cd 4e10173eed
commit e476cb2958
1 changed files with 3 additions and 1 deletions
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4
wolfcrypt/src/asn.c
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@@ -7287,8 +7287,10 @@ int wc_RsaKeyToDer(RsaKey* key, byte* output, word32 inLen)
seqSz = SetSequence(verSz + intTotalLen, seq);
outLen = seqSz + verSz + intTotalLen;
if (outLen > (int)inLen)
if (outLen > (int)inLen) {
FreeTmpRsas(tmps, key->heap);
return BAD_FUNC_ARG;
}
/* write to output */
XMEMCPY(output, seq, seqSz);