Commit cb243a1a authored by Wei Yongjun's avatar Wei Yongjun Committed by Vlad Yasevich
Browse files

SCTP: Fix to handle invalid parameter length correctly

If an INIT with invalid parameter length look like this:
Parameter Type : 1
Parameter Length: 800
and not contain any payload, SCTP will ignore this  parameter and send
back a INIT-ACK.
This patch is fix to handle this invalid parameter length correctly.
Signed-off-by: default avatarWei Yongjun <>
Signed-off-by: default avatarVlad Yasevich <>
parent 609ee467
......@@ -1833,7 +1833,7 @@ int sctp_verify_init(const struct sctp_association *asoc,
* VIOLATION error. We build the ERROR chunk here and let the normal
* error handling code build and send the packet.
if (param.v < (void*)chunk->chunk_end - sizeof(sctp_paramhdr_t)) {
if (param.v != (void*)chunk->chunk_end) {
sctp_process_inv_paramlength(asoc, param.p, chunk, errp);
return 0;
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