Full_Name: Ryan Tandy Version: master, 2.4 OS: Debian URL: Submission from: (NULL) (24.68.37.4)

Based on a Debian bug report: https://bugs.debian.org/781162

./configure --enable-spasswd

cat > slapd.conf << EOF include /usr/local/etc/openldap/schema/core.schema include /usr/local/etc/openldap/schema/cosine.schema database mdb directory . suffix "" EOF

slapadd -f slapd.conf << EOF dn: dc=com objectClass: domain

dn: dc=example,dc=com objectClass: domain

dn: uid=test,dc=example,dc=com objectClass: account objectClass: simpleSecurityObject userPassword: {SASL}test@EXAMPLE.COM

EOF

ldapwhoami -x -D uid=test,dc=example,dc=com Enter LDAP Password:

Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffeebab700 (LWP 28815)] __strcmp_ssse3 () at ../sysdeps/x86_64/multiarch/../strcmp.S:210 210 ../sysdeps/x86_64/multiarch/../strcmp.S: No such file or directory. (gdb) bt #0 __strcmp_ssse3 () at ../sysdeps/x86_64/multiarch/../strcmp.S:210 #1 0x0000000000441689 in select_backend (dn=0x7fffeebaa1a8, noSubs=1) at backend.c:704 #2 0x000000000049c7c2 in slap_auxprop_lookup (glob_context=0x0, sparams=0x7fffe0001cd0, flags=0, user=0x7fffe0001861 "test@EXAMPLE.COM", ulen=16) at sasl.c:370 #3 0x00007ffff7bc463b in _sasl_auxprop_lookup (sparams=0x7fffe0001cd0, flags=flags@entry=0, user=0x7fffe0001861 "test@EXAMPLE.COM", ulen=16) at ../../lib/auxprop.c:959 #4 0x00007ffff7bc5467 in _sasl_auxprop_lookup_user_props (oparams=0x7fffe0001330, flags=3, conn=0x7fffe0000ac0) at ../../lib/canonusr.c:220 #5 _sasl_canon_user_lookup (conn=conn@entry=0x7fffe0000ac0, user=user@entry=0x7fffe0001460 "test@EXAMPLE.COM", ulen=ulen@entry=0, flags=flags@entry=3, oparams=oparams@entry=0x7fffe0001330) at ../../lib/canonusr.c:281 #6 0x00007ffff7bc5d39 in auxprop_verify_password (conn=0x7fffe0000ac0, userstr=0x7fffe0001460 "test@EXAMPLE.COM", passwd=0x7fffe0002696 "asdf", service=<optimized out>, user_realm=<optimized out>) at ../../lib/checkpw.c:159 #7 0x00007ffff7bcee78 in _sasl_checkpass (conn=conn@entry=0x7fffe0000ac0, user=0x7fffe0001460 "test@EXAMPLE.COM", userlen=userlen@entry=16, pass=pass@entry=0x7fffe0002696 "asdf", passlen=passlen@entry=4) at ../../lib/server.c:1922 #8 0x00007ffff7bd1e50 in sasl_checkpass (conn=0x7fffe0000ac0, user=<optimized out>, userlen=16, pas3D0x0x7fffe0002696 "asdf", passlen=4) at ../../lib/server.c:1989 #9 0x000000000049e4db in chk_sasl (sc=0x8cac98, passwd=0x7fffeebaa8a0, cred=0x7fffe0002700, text=0x7fffeebaaae0) at sasl.c:990 #10 0x0000000000535278 in lutil_passwd (passwd=0x7fffe0003188, cred=0x7fffe0002700, schemes=0x0, text=0x7fffeebaaae0) at passwd.c:327 #11 0x0000000000474aa6 in slap_passwd_check (op=0x7fffe00026b0, e=0x7fffe0002f28, a=0x7fffe0002fa8, cred=0x7fffe0002700, text=0x7fffeebaaae0) at passwd.c:529 #12 0x00000000005088e7 in mdb_bind (op=0x7fffe00026b0, rs=0x7fffeebaaac0) at bind.c:120 #13 0x00000000004584f6 in fe_op_bind (op=0x7fffe00026b0, rs=0x7fffeebaaac0) at bind.c:383 #14 0x0000000000457bb4 in do_bind (op=0x7fffe00026b0, rs=0x7fffeebaaac0) at bind.c:205 #15 0x000000000042f68a in connection_operation (ctx=0x7fffeebaabf0, arg_v=0x7fffe00026b0) at connection.c:1134 #16 0x000000000042fc3a in connection_read_thread (ctx=0x7fffeebaabf0, argv=0xc) at connection.c:1280 #17 0x00000000005401bf in ldap_int_thread_pool_wrapper (xpool=0x8b83c0) at tpool.c:958 #18 0x00007ffff74750a4 in start_thread (arg=0x7fffeebab700) at pthread_create.c:309 #19 0x00007ffff71aa04d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

I don't know how auxprop is intended to be configured; I'm going to follow up on that when I have time. This is just about a segv that happens when pwcheck_method is auxprop (the default) and the suffix is the empty string.