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Added length check to onion_send_1().

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irungentoo 2014-08-11 15:48:33 -04:00
parent 0faa2fbad2
commit f83fcbb13c
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1 changed files with 6 additions and 0 deletions
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6
toxcore/onion.c
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@ -211,6 +211,12 @@ static int handle_send_initial(void *object, IP_Port source, const uint8_t *pack
int onion_send_1(const Onion *onion, const uint8_t *plain, uint32_t len, IP_Port source, const uint8_t *nonce)
{
if (len > ONION_MAX_PACKET_SIZE + SIZE_IPPORT - (1 + crypto_box_NONCEBYTES + ONION_RETURN_1))
return 1;
if (len <= SIZE_IPPORT + SEND_BASE * 2)
return 1;
IP_Port send_to;
ipport_unpack(&send_to, plain);
to_host_family(&send_to.ip);