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[Harry Coin <hcoin@xxxxxxxxxxxxxxxxx>]

Public bug reported:

Using
root@email2:/tmp# dpkg -l | grep ldap
ii  ldap-utils                          2.4.31-1+nmu2ubuntu8             amd64        OpenLDAP utilities
ii  libldap-2.4-2:amd64                 2.4.31-1+nmu2ubuntu8             amd64        OpenLDAP libraries
ii  libldap-2.4-2-dbg:amd64             2.4.31-1+nmu2ubuntu8             amd64        Debugging information for OpenLDAP libraries
ii  libldap2-dev:amd64                  2.4.31-1+nmu2ubuntu8             amd64        OpenLDAP development libraries
ii  php5-ldap                           5.5.9+dfsg-1ubuntu4.6            amd64        LDAP module for php5
root@email2:/tmp# dpkg -l | grep slapd
iF  slapd                               2.4.31-1+nmu2ubuntu8             amd64        OpenLDAP server (slapd)
iU  slapd-dbg                           2.4.31-1+nmu2ubuntu8             amd64        Debugging information for the OpenLDAP server (slapd)
root@email2:/tmp# 

apt-get install fails when it first tries to run slapd.  The
installation aborts, incomplete.  Using the debugger, here are the
results:

gdb /usr/sbin/openldap
-h ldap://localhost:389/ -g openldap -u openldap -F /etc/ldap/slapd.d -d Any
...
55099a62     2.5.13.0 (objectIdentifierMatch): 55099a62 matchingRuleUse: ( 2.5.13.0 NAME 'objectIdentifierMatch' APPLIES ( supportedControl $ supportedExtension $ supportedFeatures $ supportedApplicationContext ) )
TLS: could not set cipher list HIGH+TLSv1.
*** Error in `/usr/sbin/slapd': double free or corruption (top): 0x00007f416ea278a0 ***

Program received signal SIGABRT, Aborted.
0x00007f416af92cc9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
56	../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0  0x00007f416af92cc9 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#1  0x00007f416af960d8 in __GI_abort () at abort.c:89
#2  0x00007f416afcf394 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7f416b0ddb28 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
#3  0x00007f416afdb66e in malloc_printerr (ptr=<optimized out>, str=0x7f416b0ddc38 "double free or corruption (top)", action=1) at malloc.c:4996
#4  _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3840
#5  0x00007f416c41ee11 in tlsg_ctx_free (ctx=0x7f416ea275a0) at tls_g.c:275
#6  0x00007f416c41c058 in ldap_int_tls_init_ctx (lo=0x7f416e957428, is_server=<optimized out>) at tls2.c:245
#7  0x00007f416c87a5ae in main (argc=<optimized out>, argv=0x7fff91898888) at ../../../../servers/slapd/main.c:864
(gdb) 

This verion was installed over a previous openldap built against
openssl.  Gnutls//openlda  should not crash the install because it
doesn't like the formatting of an option string.  Trusty lts

** Affects: openldap (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: gnutls openssl slapd

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https://bugs.launchpad.net/bugs/1433666

Title:
  openldap won't install, aborts w/ double free each run

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