Date: Sun, 20 Jun 1999 21:05:21 -0500 (CDT) From: Frank Tobin <ftobin@bigfoot.com> To: FreeBSD-security Mailing List <freebsd-security@freebsd.org> Subject: disregard in_pcb (forward) Message-ID: <Pine.BSF.4.10.9906202103370.19623-200000@srh0710.urh.uiuc.edu>
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[-- Attachment #1 --] This is a corrected version of that patch. Disregard the previous sending. Much apologies. That will teach me to reference my mail by date. -- Frank Tobin "To learn what is good and what is to be http://www.bigfoot.com/~ftobin valued, those truths which cannot be shaken or changed." Myst: The Book of Atrus FreeBSD: The Power To Serve PGPenvelope = GPG and PGP5 + Pine PGP: 4F86 3BBB A816 6F0A 340F http://www.bigfoot.com/~ftobin/resources.html 6003 56FF D10A 260C 4FA3 [-- Attachment #2 --] *** in_pcb.c-orig Sun Jun 20 13:17:55 1999 --- in_pcb.c Sun Jun 20 13:19:16 1999 *************** *** 175,180 **** --- 175,186 ---- if (sin->sin_family != AF_INET) return (EAFNOSUPPORT); #endif + /* + * Disallow bind if we are in super secure mode and port < 1024 + */ + if (sin->sin_family == AF_INET && ntohs(sin->sin_port) < 1024 + && securelevel >= 4) + return EPERM; if (prison_ip(p, 0, &sin->sin_addr.s_addr)) return(EINVAL); lport = sin->sin_port;help
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