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bad memcpy based on size

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iceman1001 2020-10-06 23:45:04 +02:00
commit 02df6ebbf7
1 changed files with 4 additions and 2 deletions
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6
client/src/mifare/mifarehost.c
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@ -816,14 +816,16 @@ int mfEmlSetMem_xt(uint8_t *data, int blockNum, int blocksCount, int blockBtWidt
return PM3_ESOFT;
}
struct p *payload = calloc(1, sizeof(struct p) + size);
size_t paylen = sizeof(struct p) + size;
struct p *payload = calloc(1, paylen);
payload->blockno = blockNum;
payload->blockcnt = blocksCount;
payload->blockwidth = blockBtWidth;
memcpy(payload->data, data, size);
clearCommandBuffer();
SendCommandNG(CMD_HF_MIFARE_EML_MEMSET, (uint8_t *)payload, sizeof(payload) + size);
SendCommandNG(CMD_HF_MIFARE_EML_MEMSET, (uint8_t *)payload, paylen);
free(payload);
return PM3_SUCCESS;
}