This patch will linearize and check there is enough data.
It handles the pprop case as well as avoiding a whole audit of
the routing code.
Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>
--- a/net/ipx/af_ipx.c 2006-08-07 13:45:59.000000000 -0700
+++ b/net/ipx/af_ipx.c 2006-08-07 16:34:00.000000000 -0700
@@ -1649,7 +1649,8 @@
ipx_pktsize = ntohs(ipx->ipx_pktsize);
/* Too small or invalid header? */
- if (ipx_pktsize < sizeof(struct ipxhdr) || ipx_pktsize > skb->len)
+ if (ipx_pktsize < sizeof(struct ipxhdr)
+ || !pskb_may_pull(skb, ipx_pktsize))
goto drop;
if (ipx->ipx_checksum != IPX_NO_CHECKSUM &&
-
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