Fix CVE-2017-8779: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8779 Patch copied from the bug reporter's 3rd-party repository: https://github.com/guidovranken/rpcbomb/blob/master/rpcbind_patch.txt diff --git a/src/rpcb_svc_com.c b/src/rpcb_svc_com.c index 5862c26..e11f61b 100644 --- a/src/rpcb_svc_com.c +++ b/src/rpcb_svc_com.c @@ -48,6 +48,7 @@ #include #include #include +#include #include #include #include @@ -432,7 +433,7 @@ rpcbproc_taddr2uaddr_com(void *arg, struct svc_req *rqstp /*__unused*/, static bool_t xdr_encap_parms(XDR *xdrs, struct encap_parms *epp) { - return (xdr_bytes(xdrs, &(epp->args), (u_int *) &(epp->arglen), ~0)); + return (xdr_bytes(xdrs, &(epp->args), (u_int *) &(epp->arglen), RPC_MAXDATASIZE)); } /*