Your message dated Wed, 05 Aug 2026 17:31:09 +0000
with message-id <[email protected]>
and subject line Bug#1143544: Removed package(s) from unstable
has caused the Debian Bug report #782434,
regarding isc-dhcp-server: DHCP server segfaults when exceeding lease limit
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
782434: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=782434
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: isc-dhcp-server
Version: 4.3.1-6
Severity: important

Dear Maintainer,

The dhcpd server dies with segmentation fault when exceeds the lease
limit in a class. For example:

#v+
class "foo" {
   match if 1 = 1;
   lease limit 1;
}
#v-

At first time, a client obtains ip and exhausts the limit:

#v+
Apr 12 09:32:06 zipi dhcpd: DHCPREQUEST for 192.168.255.106 from 
00:11:22:33:44:55 via eth1
Apr 12 09:32:06 zipi dhcpd: DHCPACK on 192.168.255.106 to 00:11:22:33:44:55 
(qos2) via eth1
#v-

However if a second client makes a request, the DHCP server dies:

#v+
Apr 12 09:32:33 zipi dhcpd: DHCPREQUEST for 192.168.255.106 from 
00:11:22:33:44:56 via eth1: lease 192.168.255.106 unavailable.
Apr 12 09:32:33 zipi dhcpd: DHCPNAK on 192.168.255.106 to 00:11:22:33:44:56 via 
eth1
Apr 12 09:32:33 zipi kernel: [  607.009131] dhcpd[9787]: segfault at 30 ip 
00007f31ee2d3333 sp 00007ffc6a94f300 error 4 in dhcpd[7f31ee2bc000+b3000]
#v-

On wheezy the behavior is correct:

#v+
DHCPDISCOVER from 00:11:22:33:44:70 via eth1: no available billing: lease limit 
reached in all matching classes
#v-

-- System Information:
Debian Release: 8.0
  APT prefers testing-updates
  APT policy: (500, 'testing-updates'), (500, 'testing')
Architecture: amd64 (x86_64)

Kernel: Linux 3.16.0-4-amd64 (SMP w/1 CPU core)
Locale: LANG=es_ES.UTF-8, LC_CTYPE=es_ES.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages isc-dhcp-server depends on:
ii  debconf [debconf-2.0]  1.5.56
ii  debianutils            4.4+b1
ii  isc-dhcp-common        4.3.1-6
ii  libc6                  2.19-17
ii  libdns-export100       1:9.9.5.dfsg-9
ii  libirs-export91        1:9.9.5.dfsg-9
ii  libisc-export95        1:9.9.5.dfsg-9
ii  lsb-base               4.1+Debian13+nmu1

isc-dhcp-server recommends no packages.

Versions of packages isc-dhcp-server suggests:
pn  isc-dhcp-server-ldap  <none>

-- Configuration Files:
/etc/dhcp/dhcpd.conf changed:
ddns-update-style none;                                                         
                                                                        
default-lease-time 18000;                                                       
                                                                        
max-lease-time 18000;                                                           
                                                                        
                                                                                
                                                                        
class "foo" {                                                                   
                                                                        
   match if 1 = 1;                                                              
                                                                        
   lease limit 1;                                                               
                                                                        
}                                                                               
                                                                        
                                                                                
                                                                        
subnet 192.168.255.0 netmask 255.255.255.0 {                                    
                                                                        
   option domain-name-servers  192.168.255.1;                                   
                                                                        
   option domain-name "smr1.lan";                                               
                                                                  
   option routers 192.168.255.1;                                                
                                                                        
   option broadcast-address 192.168.1.255;                                      
                                                                        
   range 192.168.255.100 192.168.255.150;                                       
                                                                        
}


-- debconf information:
  isc-dhcp-server/interfaces:

--- End Message ---
--- Begin Message ---
Version: 4.4.3-P1-8+rm

Dear submitter,

as the package isc-dhcp has just been removed from the Debian archive
unstable we hereby close the associated bug reports.  We are sorry
that we couldn't deal with your issue properly.

For details on the removal, please see https://bugs.debian.org/1143544

The version of this package that was in Debian prior to this removal
can still be found using https://snapshot.debian.org/.

Please note that the changes have been done on the master archive and
will not propagate to any mirrors until the next dinstall run at the
earliest.

This message was generated automatically; if you believe that there is
a problem with it please contact the archive administrators by mailing
[email protected].

Debian distribution maintenance software
pp.
Thorsten Alteholz (the ftpmaster behind the curtain)

--- End Message ---

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