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27 lines
824 B
27 lines
824 B
Submitted By: Ken Moffat <ken at linuxfromscratch dot org>
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Date: 2017-05-29
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Initial Package Version: 0.2.4 (also affects earlier versions)
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Upstream Status: Unknown
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Origin: Guido Vranken
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Description: Fixes CVE-2017-8779 (DOS by remote attackers - memory consumption
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without subsequent free).
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--- a/src/rpcb_svc_com.c
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+++ b/src/rpcb_svc_com.c
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@@ -48,6 +48,7 @@
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#include <rpc/rpc.h>
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#include <rpc/rpcb_prot.h>
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#include <rpc/svc_dg.h>
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+#include <rpc/rpc_com.h>
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#include <netconfig.h>
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#include <errno.h>
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#include <syslog.h>
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@@ -432,7 +433,7 @@ rpcbproc_taddr2uaddr_com(void *arg, stru
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static bool_t
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xdr_encap_parms(XDR *xdrs, struct encap_parms *epp)
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{
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- return (xdr_bytes(xdrs, &(epp->args), (u_int *) &(epp->arglen), ~0));
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+ return (xdr_bytes(xdrs, &(epp->args), (u_int *) &(epp->arglen), RPC_MAXDATASIZE));
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}
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/*
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