From 894333673cdabf52609f7bda1d531ec23ef515f6 Mon Sep 17 00:00:00 2001
From: lkundrak <lkundrak@pkgsrc.org>
Date: Mon, 25 Jun 2007 14:15:21 +0000
Subject: Fix for a security issue, CVE-2007-3360. A malicious server could
 direct the client into executing arbitrary code.

---
 chat/bitchx/Makefile         |  3 ++-
 chat/bitchx/distinfo         |  3 ++-
 chat/bitchx/patches/patch-ar | 21 +++++++++++++++++++++
 3 files changed, 25 insertions(+), 2 deletions(-)
 create mode 100644 chat/bitchx/patches/patch-ar

(limited to 'chat/bitchx')

diff --git a/chat/bitchx/Makefile b/chat/bitchx/Makefile
index aa5fa6a17e3..338f3598f93 100644
--- a/chat/bitchx/Makefile
+++ b/chat/bitchx/Makefile
@@ -1,7 +1,8 @@
-# $NetBSD: Makefile,v 1.41 2007/05/20 17:19:05 wiz Exp $
+# $NetBSD: Makefile,v 1.42 2007/06/25 14:15:21 lkundrak Exp $
 
 DISTNAME=	ircii-pana-1.1-final
 PKGNAME=	bitchx-1.1
+PKGREVISION=	1
 CATEGORIES=	chat
 MASTER_SITES=	http://www.bitchx.org/files/source/ \
 		ftp://ftp.bitchx.org/pub/BitchX/source/ \
diff --git a/chat/bitchx/distinfo b/chat/bitchx/distinfo
index 72c30856553..b706a932b3c 100644
--- a/chat/bitchx/distinfo
+++ b/chat/bitchx/distinfo
@@ -1,4 +1,4 @@
-$NetBSD: distinfo,v 1.15 2007/03/17 13:25:46 rillig Exp $
+$NetBSD: distinfo,v 1.16 2007/06/25 14:15:21 lkundrak Exp $
 
 SHA1 (ircii-pana-1.1-final.tar.gz) = b25635b62c7ff905b6492a4aaa88c43b5aa164f8
 RMD160 (ircii-pana-1.1-final.tar.gz) = 4105de2587964146e2391a26a8a16e3d0059a93f
@@ -13,3 +13,4 @@ SHA1 (patch-an) = 59a6dc31a90b88bbffac5bb4629feaa2488afeff
 SHA1 (patch-ao) = ce6d8d68f39c54e5f174d294b0a72432b95fe89b
 SHA1 (patch-ap) = 7cc6162de323bf07e52cbad7d4b4b54ac01d105e
 SHA1 (patch-aq) = 97387bc2f7059f1a864f47ecd611ce62e13cb969
+SHA1 (patch-ar) = 09286c5e21c6b8f6d35ab53146297c2e4f44ad55
diff --git a/chat/bitchx/patches/patch-ar b/chat/bitchx/patches/patch-ar
new file mode 100644
index 00000000000..c887b648bf0
--- /dev/null
+++ b/chat/bitchx/patches/patch-ar
@@ -0,0 +1,21 @@
+$NetBSD: patch-ar,v 1.1 2007/06/25 14:15:21 lkundrak Exp $
+
+This patch fixes CVE-2007-3360 flaw, where a malicious server could
+inject a hook possibly executiong malicious code and direct client
+into executing it by using bogus hook index.
+
+--- source/hook.c.orig	2007-06-25 15:41:37.000000000 +0200
++++ source/hook.c	2007-06-25 15:41:39.000000000 +0200
+@@ -837,6 +837,12 @@ int 	BX_do_hook (int which, char *format
+ #ifdef WANT_TCL
+ 	int		tcl_ret = 0;
+ #endif	
++
++	/* CVE-2007-3360 boundary check */
++	if (which >= sizeof(hook_functions)/sizeof(hook_functions[0])) {
++		return NO_ACTION_TAKEN;
++	}
++
+ 	/*
+ 	 * Figure out where the hooks are for the event type were asserting
+ 	 */
-- 
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