dhcpd rejects the udp packet with checksum=0xffff (#1015997)

This commit is contained in:
Jiri Popelka 2013-10-07 17:52:12 +02:00
parent 12990acada
commit 9e0789bf20
2 changed files with 20 additions and 1 deletions

11
dhcp-ffff-checksum.patch Normal file
View File

@ -0,0 +1,11 @@
diff -up dhcp-4.2.5/common/packet.c.ffff dhcp-4.2.5/common/packet.c
--- dhcp-4.2.5/common/packet.c.ffff 2013-10-07 17:21:18.000000000 +0200
+++ dhcp-4.2.5/common/packet.c 2013-10-07 17:47:34.689600497 +0200
@@ -326,6 +326,7 @@ decode_udp_ip_header(struct interface_in
len = ulen - sizeof(udp);
usum = udp.uh_sum;
+ if (usum == 0xffff) usum = 0;
udp.uh_sum = 0;
/* XXX: We have to pass &udp, because we have to zero the checksum

View File

@ -18,7 +18,7 @@
Summary: Dynamic host configuration protocol software
Name: dhcp
Version: 4.2.5
Release: 23%{?dist}
Release: 24%{?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.
@ -81,6 +81,7 @@ Patch47: dhcp-4.2.5-range6.patch
Patch48: dhcp-4.2.5-next-server.patch
Patch49: dhcp-bindtodevice-inet6.patch
Patch50: dhcp-no-subnet-error2info.patch
Patch51: dhcp-ffff-checksum.patch
BuildRequires: autoconf
BuildRequires: automake
@ -352,6 +353,10 @@ rm -rf includes/isc-dhcp
# 'No subnet declaration for <iface>' should be info, not error.
%patch50 -p1 -b .error2info
# dhcpd rejects the udp packet with checksum=0xffff (#1015997)
# (Submitted to dhcp-bugs@isc.org - [ISC-Bugs #25587])
%patch51 -p1 -b .ffff
# Update paths in all man pages
for page in client/dhclient.conf.5 client/dhclient.leases.5 \
client/dhclient-script.8 client/dhclient.8 ; do
@ -619,6 +624,9 @@ done
%changelog
* Mon Oct 07 2013 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.5-24
- dhcpd rejects the udp packet with checksum=0xffff (#1015997)
* Fri Sep 27 2013 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.5-23
- 'No subnet declaration for <iface>' should be info, not error
- decrease the sleep in 12-dhcpd due to timeout (#1003695#8)