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Fixed return length check for SCardGetAttrib

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akallabeth 2021-03-19 16:57:59 +01:00 committed by akallabeth
parent 317e334cc3
commit fab649a1b9
1 changed files with 6 additions and 2 deletions
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8
channels/smartcard/client/smartcard_pack.c
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@ -2822,8 +2822,12 @@ LONG smartcard_pack_get_attrib_return(SMARTCARD_DEVICE* smartcard, wStream* s,
cbAttrLen = 0;
if (cbAttrLen == SCARD_AUTOALLOCATE)
cbAttrLen = 0;
if (cbAttrCallLen < cbAttrLen)
cbAttrLen = cbAttrCallLen;
if (ret->pbAttr)
{
if (cbAttrCallLen < cbAttrLen)
cbAttrLen = cbAttrCallLen;
}
Stream_Write_UINT32(s, cbAttrLen); /* cbAttrLen (4 bytes) */
if (!smartcard_ndr_pointer_write(s, &index, cbAttrLen))
return SCARD_E_NO_MEMORY;