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libxrdp: ISO_PDU_CR len fix

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This commit is contained in:
Jay Sorg 2013-10-09 23:04:03 -07:00
parent f8e876a8f7
commit a31234539a
1 changed files with 2 additions and 2 deletions
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4
libxrdp/xrdp_iso.c
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@ -316,7 +316,7 @@ xrdp_iso_incoming(struct xrdp_iso *self)
return 1; return 1;
} }
if (code != ISO_PDU_CR) if ((code != ISO_PDU_CR) || (len < 6))
{ {
free_stream(s); free_stream(s);
return 1; return 1;
@ -325,7 +325,7 @@ xrdp_iso_incoming(struct xrdp_iso *self)
self->selectedProtocol = -1; self->selectedProtocol = -1;
self->requestedProtocol = PROTOCOL_RDP; self->requestedProtocol = PROTOCOL_RDP;
pend = s->p + len; pend = s->p + (len - 6);
cookie_index = 0; cookie_index = 0;
while (s->p < pend) while (s->p < pend)
{ {