Comment 11 for bug 1866303

Xenial verification

Reproducing the error:
root@xenial-openldap-saslauthd-1557157:~# ldapsearch -H ldapi:/// -LLL -b 'dc=example,dc=com' -s base -U root -Y PLAIN
SASL/PLAIN authentication started
Please enter your password:
ldap_sasl_interactive_bind_s: Other (e.g., implementation specific) error (80)
 additional info: SASL(-1): generic failure: Password verification failed

And dmesg:
[qua jul 8 11:50:42 2020] audit: type=1400 audit(1594219843.513:405): apparmor="DENIED" operation="connect" namespace="root//lxd-xenial-openldap-saslauthd-1557157_<var-snap-lxd-common-lxd>" profile="/usr/sbin/slapd" name="/run/saslauthd/mux" pid=83468 comm="slapd" requested_mask="wr" denied_mask="wr" fsuid=1000112 ouid=1000000

With the updated packages, ldapsearch works:
root@xenial-openldap-saslauthd-1557157:~# apt-cache policy slapd
slapd:
  Installed: 2.4.42+dfsg-2ubuntu3.9
  Candidate: 2.4.42+dfsg-2ubuntu3.9
  Version table:
 *** 2.4.42+dfsg-2ubuntu3.9 500
        500 http://br.archive.ubuntu.com/ubuntu xenial-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
...

root@xenial-openldap-saslauthd-1557157:~# ldapsearch -H ldapi:/// -LLL -b 'dc=example,dc=com' -s base -U root -Y PLAIN
SASL/PLAIN authentication started
Please enter your password:
SASL username: root
SASL SSF: 0
dn: dc=example,dc=com
objectClass: top
objectClass: dcObject
objectClass: organization
o: example
dc: example

And no dmesg apparmor error.

Xenial verification succeeded.