Bug#1000960: Wrong permissions after fresh install

[Jörg Frings-Fürst]

Package: exim4-daemon-light
Version: 4.94.2-7
Severity: grave
File: /usr/sbin/exim4

Hello,

on a fresh install exim4 files has wrong permissions:

/etc/exim4/passwd.client
2021-12-01 09:37:02 1msM2w-0000kF-2M failed to expand "<; ${if exists{/etc/exim4/passwd.client} {${lookup{$host}nwildlsearch{/etc/exim4/passwd.client}{$host_address}}}{} }" while checking a list: failed to open /etc/exim4/passwd.client for linear search: Permission denied (euid=107 egid=111)


The same error on /var/log/exim4/mainlog.


CU
Jörg

-- Package-specific info:
Exim version 4.94.2 #2 built 13-Jul-2021 16:04:57
Copyright (c) University of Cambridge, 1995 - 2018
(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018
Berkeley DB: Berkeley DB 5.3.28: (September  9, 2013)
Support for: crypteq iconv() IPv6 GnuTLS move_frozen_messages DANE DKIM DNSSEC Event I18N OCSP PIPE_CONNECT PRDR SOCKS TCP_Fast_Open
Lookups (built-in): lsearch wildlsearch nwildlsearch iplsearch cdb dbm dbmjz dbmnz dnsdb dsearch nis nis0 passwd
Authenticators: cram_md5 plaintext
Routers: accept dnslookup ipliteral manualroute queryprogram redirect
Transports: appendfile/maildir/mailstore autoreply lmtp pipe smtp
Fixed never_users: 0
Configure owner: 0:0
Size of off_t: 8
Configuration file search path is /etc/exim4/exim4.conf:/var/lib/exim4/config.autogenerated
Configuration file is /var/lib/exim4/config.autogenerated
# /etc/exim4/update-exim4.conf.conf
#
# Edit this file and /etc/mailname by hand and execute update-exim4.conf
# yourself or use 'dpkg-reconfigure exim4-config'
#
# Please note that this is _not_ a dpkg-conffile and that automatic changes
# to this file might happen. The code handling this will honor your local
# changes, so this is usually fine, but will break local schemes that mess
# around with multiple versions of the file.
#
# update-exim4.conf uses this file to determine variable values to generate
# exim configuration macros for the configuration file.
#
# Most settings found in here do have corresponding questions in the
# Debconf configuration, but not all of them.
#
# This is a Debian specific file

dc_eximconfig_configtype='satellite'
dc_other_hostnames=''
dc_local_interfaces='127.0.0.1 ; ::1'
dc_readhost='snct7'
dc_relay_domains=''
dc_minimaldns='false'
dc_relay_nets=''
dc_smarthost='xxxxxxxxxxxxxxx'
CFILEMODE='644'
dc_use_split_config='false'
dc_hide_mailname='true'
dc_mailname_in_oh='true'
dc_localdelivery='mail_spool'
mailname:snct7
# /etc/default/exim4
EX4DEF_VERSION=''

# 'combined' -	 one daemon running queue and listening on SMTP port
# 'no'       -	 no daemon running the queue
# 'separate' -	 two separate daemons
# 'ppp'      -   only run queue with /etc/ppp/ip-up.d/exim4.
# 'nodaemon' - no daemon is started at all.
# 'queueonly' - only a queue running daemon is started, no SMTP listener.
# setting this to 'no' will also disable queueruns from /etc/ppp/ip-up.d/exim4
QUEUERUNNER='combined'
# how often should we run the queue
QUEUEINTERVAL='30m'
# options common to quez-runner and listening daemon
COMMONOPTIONS=''
# more options for the daemon/process running the queue (applies to the one
# started in /etc/ppp/ip-up.d/exim4, too.
QUEUERUNNEROPTIONS=''
# special flags given to exim directly after the -q. See exim(8)
QFLAGS=''
# Options for the SMTP listener daemon. By default, it is listening on
# port 25 only. To listen on more ports, it is recommended to use
# -oX 25:587:10025 -oP /run/exim4/exim.pid
SMTPLISTENEROPTIONS=''

-- System Information:
Debian Release: 11.1
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 5.10.0-9-amd64 (SMP w/32 CPU threads)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages exim4-daemon-light depends on:
ii  debconf [debconf-2.0]  1.5.77
ii  exim4-base             4.94.2-7
ii  libc6                  2.31-13+deb11u2
ii  libcrypt1              1:4.4.18-4
ii  libdb5.3               5.3.28+dfsg1-0.8
ii  libgnutls-dane0        3.7.1-5
ii  libgnutls30            3.7.1-5
ii  libidn11               1.33-3
ii  libidn2-0              2.3.0-5
ii  libnsl2                1.3.0-2
ii  libpcre3               2:8.39-13

exim4-daemon-light recommends no packages.

exim4-daemon-light suggests no packages.

-- debconf information:
  exim4-daemon-light/drec: