diff options
Diffstat (limited to 'sys/netinet/sctp_usrreq.c')
| -rw-r--r-- | sys/netinet/sctp_usrreq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/netinet/sctp_usrreq.c b/sys/netinet/sctp_usrreq.c index be1831b..e1fa351 100644 --- a/sys/netinet/sctp_usrreq.c +++ b/sys/netinet/sctp_usrreq.c @@ -4208,12 +4208,13 @@ sctp_setopt(struct socket *so, int optname, void *optval, size_t optsize, uint32_t i; SCTP_CHECK_AND_CAST(shmac, optval, struct sctp_hmacalgo, optsize); - if (optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) { + if ((optsize < sizeof(struct sctp_hmacalgo) + shmac->shmac_number_of_idents * sizeof(uint16_t)) || + (shmac->shmac_number_of_idents > 0xffff)) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, EINVAL); error = EINVAL; break; } - hmaclist = sctp_alloc_hmaclist(shmac->shmac_number_of_idents); + hmaclist = sctp_alloc_hmaclist((uint16_t) shmac->shmac_number_of_idents); if (hmaclist == NULL) { SCTP_LTRACE_ERR_RET(inp, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOMEM); error = ENOMEM; |
