- Upgrade to dhcp-4.1.0p1, which is the official upstream release to fix

CVE-2009-0692
This commit is contained in:
David Cantrell 2009-08-05 23:59:10 +00:00
parent c604925908
commit 441afc0d96
4 changed files with 15 additions and 34 deletions

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@ -1,2 +1,2 @@
dhcp-4.1.0.tar.gz
ldap-for-dhcp-4.1.0-4.tar.gz
dhcp-4.1.0p1.tar.gz

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@ -1,21 +0,0 @@
diff -up dhcp-4.1.0/client/dhclient.c.CVE-2009-0692 dhcp-4.1.0/client/dhclient.c
--- dhcp-4.1.0/client/dhclient.c.CVE-2009-0692 2008-06-11 10:17:10.000000000 -1000
+++ dhcp-4.1.0/client/dhclient.c 2009-08-05 11:32:24.000000000 -1000
@@ -3054,8 +3054,15 @@ void script_write_params (client, prefix
if (data.len > 3) {
struct iaddr netmask, subnet, broadcast;
- memcpy (netmask.iabuf, data.data, data.len);
- netmask.len = data.len;
+ /*
+ * No matter the length of the subnet-mask option,
+ * use only the first four octets. Note that
+ * subnet-mask options longer than 4 octets are not
+ * in conformance with RFC 2132, but servers with this
+ * flaw do exist.
+ */
+ memcpy(netmask.iabuf, data.data, 4);
+ netmask.len = 4;
data_string_forget (&data, MDL);
subnet = subnet_number (lease -> address, netmask);

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@ -4,13 +4,16 @@
# Where dhcp configuration files are stored
%define dhcpconfdir %{_sysconfdir}/dhcp
# Base version number from ISC
%define basever 4.1.0
# LDAP patch version
%define ldappatchver %{version}-4
%define ldappatchver %{basever}-4
Summary: Dynamic host configuration protocol software
Name: dhcp
Version: 4.1.0
Release: 27%{?dist}
Version: %{basever}p1
Release: 1%{?dist}
# NEVER CHANGE THE EPOCH on this package. The previous maintainer (prior to
# dcantrell maintaining the package) made incorrect use of the epoch and
# that's why it is at 12 now. It should have never been used, but it was.
@ -49,8 +52,7 @@ Patch18: %{name}-4.1.0-missing-ipv6-not-fatal.patch
Patch19: %{name}-4.1.0-IFNAMSIZ.patch
Patch20: %{name}-4.1.0-add_timeout_when_NULL.patch
Patch21: %{name}-4.1.0-64_bit_lease_parse.patch
Patch22: %{name}-4.1.0-CVE-2009-0692.patch
Patch23: %{name}-4.1.0-CVE-2009-1892.patch
Patch22: %{name}-4.1.0-CVE-2009-1892.patch
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
BuildRequires: autoconf
@ -116,7 +118,7 @@ libdhcpctl and libomapi static libraries are also included in this package.
%setup -T -D -a 1
# Add in LDAP support
%{__patch} -p1 < ldap-for-dhcp-%{ldappatchver}/%{name}-%{version}-ldap.patch
%{__patch} -p1 < ldap-for-dhcp-%{ldappatchver}/%{name}-%{basever}-ldap.patch
# Replace the standard ISC warning message about requesting help with an
# explanation that this is a patched build of ISC DHCP and bugs should be
@ -205,13 +207,9 @@ libdhcpctl and libomapi static libraries are also included in this package.
# Ensure 64-bit platforms parse lease file dates & times correctly (#448615)
%patch21 -p1
# Fix for CVE-2009-0692 (patch from Mandriva SRPM)
# http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0692
%patch22 -p1
# Fix for CVE-2009-1892 (patch from Mandriva SRPM)
# http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1892
%patch23 -p1
%patch22 -p1
# Copy in documentation and example scripts for LDAP patch to dhcpd
%{__install} -p -m 0755 ldap-for-dhcp-%{ldappatchver}/dhcpd-conf-to-ldap contrib/
@ -467,6 +465,10 @@ fi
%attr(0644,root,root) %{_mandir}/man3/omapi.3.gz
%changelog
* Wed Aug 05 2009 David Cantrell <dcantrell@redhat.com> - 12:4.1.0p1-1
- Upgrade to dhcp-4.1.0p1, which is the official upstream release to fix
CVE-2009-0692
* Wed Aug 05 2009 David Cantrell <dcantrell@redhat.com> - 12:4.1.0-27
- Fix for CVE-2009-0692
- Fix for CVE-2009-1892 (#511834)

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@ -1,2 +1,2 @@
1fffed2e8c3d67b111316d6a9b33db7a dhcp-4.1.0.tar.gz
39b4ff6ce0fcf84c69c12f221b0b6eb4 ldap-for-dhcp-4.1.0-4.tar.gz
325ff8338c5a21f89d5304ac13ffebdf dhcp-4.1.0p1.tar.gz