Date: Tue, 19 Mar 2002 00:11:20 -0800 (PST) From: Lamont Granquist <lamont@scriptkiddie.org> To: Terry Lambert <tlambert2@mindspring.com> Cc: Poul-Henning Kamp <phk@critter.freebsd.dk>, <hackers@FreeBSD.ORG> Subject: (PATCH) Re: jail bug with ircd-hybrid in_pcbconnect()? Message-ID: <20020318235051.J2785-100000@coredump.scriptkiddie.org> In-Reply-To: <3C9672F8.D4ADEDDB@mindspring.com>
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this fixes the problem, i'm not familiar enough with pcbs to know if this
opens up a security hole in the jail though...
--- in_pcb.c.old Mon Mar 18 23:57:57 2002
+++ in_pcb.c Tue Mar 19 00:04:33 2002
@@ -500,7 +500,8 @@
struct sockaddr_in sa;
int error;
- if (inp->inp_laddr.s_addr == INADDR_ANY && p->p_prison != NULL) {
+ if (inp->inp_laddr.s_addr == INADDR_ANY && inp->inp_lport == 0 &&
+ p->p_prison != NULL) {
bzero(&sa, sizeof (sa));
sa.sin_addr.s_addr = htonl(p->p_prison->pr_ip);
sa.sin_len=sizeof (sa);
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