Date: Thu, 8 Dec 2005 06:00:20 GMT From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: freebsd-ipfw@FreeBSD.org Subject: Re: kern/60154: [ipfw] ipfw core (crash) Message-ID: <200512080600.jB860KXm063740@freefall.freebsd.org>
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The following reply was made to PR kern/60154; it has been noted by GNATS.
From: "Andrey V. Elsukov" <bu7cher@yandex.ru>
To: bug-followup@FreeBSD.org
Cc: a.nomm@wap3.net
Subject: Re: kern/60154: [ipfw] ipfw core (crash)
Date: Thu, 08 Dec 2005 08:58:02 +0300
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The following patch can fix this error for CURRENT.
--
WBR, Andrey V. Elsukov
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--- ipfw2.c.orig Thu Dec 8 01:51:14 2005
+++ ipfw2.c Thu Dec 8 01:54:59 2005
@@ -2641,6 +2641,14 @@
int masklen;
char md;
+ if (len > 30) {
+ /*
+ * O_IP_SRC_MASK and O_IP_DST_MASK can't have length
+ * greater than 31
+ */
+ errx(EX_DATAERR, "too many addresses");
+ }
+
if (p) {
md = *p;
*p++ = '\0';
--------------080701000609020709080702--
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