fix do_brk vuln

5 files changed, 25 insertions, 7 deletions

diff --git a/sys-kernel/openmosix-sources/Manifest b/sys-kernel/openmosix-sources/Manifest
index afbb868361bd..281d262a0a30 100644
--- a/sys-kernel/openmosix-sources/Manifest
+++ b/sys-kernel/openmosix-sources/Manifest
@@ -1,7 +1,7 @@
-MD5 1007113e71fa9f95741e31bd3340df90 openmosix-sources-2.4.20-r6.ebuild 3257
-MD5 27a00a294346f95d6d54e4f31ce68edf openmosix-sources-2.4.22.ebuild 1338
-MD5 35b0473aaa52d6652a6db424a30ed8a3 openmosix-sources-2.4.21.ebuild 3257
-MD5 9f93ddd5d1263f2abb847ded50f44c53 ChangeLog 1883
+MD5 5de707573772ebd655af578010d11ab8 openmosix-sources-2.4.20-r6.ebuild 3254
+MD5 22f47b2bec6b172bff9b7b9fdc628f35 openmosix-sources-2.4.22.ebuild 1333
+MD5 249fc41c404cdf5a1d7de7742a6ea215 openmosix-sources-2.4.21.ebuild 3254
+MD5 4bf63aba02b59f8600ec2624b51e49d9 ChangeLog 2118
 MD5 beb9efce81ae2c582a621528fc783095 metadata.xml 373
 MD5 8ea0ebaf9ea87558abecdc1df6145dc5 files/digest-openmosix-sources-2.4.20-r6 133
 MD5 e637c6fa41097ea2c4693d0766f2e1c5 files/do_brk_fix.patch 242
diff --git a/sys-kernel/openmosix-sources/files/do_brk_fix.patch b/sys-kernel/openmosix-sources/files/do_brk_fix.patch
new file mode 100644
index 000000000000..fef1f1e981e2
--- /dev/null
+++ b/sys-kernel/openmosix-sources/files/do_brk_fix.patch
@@ -0,0 +1,12 @@
+--- a/mm/mmap.c Fri Sep 12 06:44:06 2003
++++ b/mm/mmap.c Thu Oct  2 01:18:19 2003
+@@ -1041,6 +1041,9 @@
+	if (!len)
+		return addr;
+ 
++ 	if ((addr + len) > TASK_SIZE || (addr + len) < addr)
++ 		return -EINVAL;
++ 
+	/*
+	 * mlock MCL_FUTURE?
+	 */
diff --git a/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild b/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild
index b8029f0fb852..4c15d98832bc 100644
--- a/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild
+++ b/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2003 Gentoo Technologies, Inc.
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild,v 1.3 2003/09/27 14:05:01 tantive Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.20-r6.ebuild,v 1.4 2003/12/01 22:58:29 iggy Exp $
 #OKV=original kernel version, KV=patched kernel version.  They can be the same.
 
 #we use this next variable to avoid duplicating stuff on cvs
@@ -42,6 +42,8 @@ src_unpack() {
 	cd ${S}
 	cat ${DISTDIR}/openMosix-2.4.20-3.gz | gzip -d | patch -p1 || die
 
+	epatch ${FILESDIR}/do_brk_fix.patch || die "failed to patch for do_brk vuln"
+
 	# Gentoo Linux uses /boot, so fix 'make install' to work properly
 	cd ${S}
 	mv Makefile Makefile.orig
diff --git a/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild b/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild
index c4da74753f0a..8825a4b0f8c0 100644
--- a/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild
+++ b/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2003 Gentoo Technologies, Inc.
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild,v 1.3 2003/09/27 14:05:01 tantive Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.21.ebuild,v 1.4 2003/12/01 22:58:29 iggy Exp $
 #OKV=original kernel version, KV=patched kernel version.  They can be the same.
 
 #we use this next variable to avoid duplicating stuff on cvs
@@ -42,6 +42,8 @@ src_unpack() {
 	cd ${S}
 	cat ${DISTDIR}/openMosix-2.4.21-1.bz2 | bzip2 -d | patch -p1 || die
 
+	epatch ${FILESDIR}/do_brk_fix.patch || die "failed to patch for do_brk vuln"
+
 	# Gentoo Linux uses /boot, so fix 'make install' to work properly
 	cd ${S}
 	mv Makefile Makefile.orig
diff --git a/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild b/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild
index 12312dae7613..ea1a112f5f1a 100644
--- a/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild
+++ b/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild
@@ -1,6 +1,6 @@
 # Copyright 1999-2003 Gentoo Technologies, Inc.
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild,v 1.5 2003/11/20 07:43:38 lostlogic Exp $
+# $Header: /var/cvsroot/gentoo-x86/sys-kernel/openmosix-sources/openmosix-sources-2.4.22.ebuild,v 1.6 2003/12/01 22:58:29 iggy Exp $
 #OKV=original kernel version, KV=patched kernel version.  They can be the same.
 
 ETYPE="sources"
@@ -33,5 +33,7 @@ src_unpack() {
 	cd linux-${KV}
 	bzcat ${DISTDIR}/openMosix-2.4.22-1.bz2|patch -p1 || die "-openmosix patch failed"
 
+	epatch ${FILESDIR}/do_brk_fix.patch || die "failed to patch for do_brk vuln"
+
 	kernel_universal_unpack
 }