control: tags -1 + moreinfo
control: severity -1 important

Le vendredi 9 janvier 2026, 13:21:32 heure normale d’Europe centrale 
Juan-Rafael Fernandez a écrit :
> Package: apache2
> Version: 2.4.66-2+b1
> Severity: grave
> Justification: renders package unusable
> 
> * What led up to the situation?
> 
> I updated to 2.4.65-4 in Testing.
> 
> * What was the outcome of this action?
> 
> The server won't start and the following error is logged
> 
> [:error] ... (30)Read-only file system: AH10082: Can't change owner of
> /etc/apache2/md/challenges
> [md:error] ... (30)Read-only file system: AH10047: setup challenges directory
> AH00016: Configuration Failed
> 
> The cause? This, from NEWS.Debian.gz
> 
> ProtectSystem is set to full by default;
>   this mounts various system paths like /usr, /boot and
>   /etc as read-only, enhancing overall system integrity.
> 
> /etc/ is mounted read-only but apache module mod_md (included in package
> apache2) seems to need to write to /etc/apache2/md/challenges/). Maybe I 
> should
> mention that I use Let's Encrypt certificates

Yes but normally it store at root of document...

what is your mod_md configuration ?

rouca

> By the way, according to https://httpd.apache.org/docs/2.4/mod/mod_md.html
> 
> "This module requires mod_watchdog to be loaded as well"
> 
> I haven't been able to find mod_watchdog in the Testing repository. Is that
> information obsolete?
> 
> I'm filing this against apache2 because mod_md is included in that package.
> 
> 
> -- System Information:
> Debian Release: forky/sid
>   APT prefers testing
>   APT policy: (900, 'testing')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
> 
> Kernel: Linux 6.17.13+deb14-amd64 (SMP w/4 CPU threads; PREEMPT)
> Kernel taint flags: TAINT_USER
> Locale: LANG=es_ES.UTF-8, LC_CTYPE=es_ES.UTF-8 (charmap=UTF-8), LANGUAGE not 
> set
> Shell: /bin/sh linked to /usr/bin/dash
> Init: systemd (via /run/systemd/system)
> LSM: AppArmor: enabled
> 
> Versions of packages apache2 depends on:
> ii  apache2-bin          2.4.66-2+b1
> ii  apache2-data         2.4.66-2
> ii  apache2-utils        2.4.66-2+b1
> ii  init-system-helpers  1.69
> ii  media-types          14.0.0
> ii  perl                 5.40.1-7
> ii  procps               2:4.0.4-9
> 
> Versions of packages apache2 recommends:
> ii  ssl-cert  1.1.3
> 
> Versions of packages apache2 suggests:
> pn  apache2-doc                                      <none>
> pn  apache2-suexec-pristine | apache2-suexec-custom  <none>
> ii  chromium [www-browser]                           143.0.7499.169-1
> ii  firefox-esr [www-browser]                        140.5.0esr-1
> ii  google-chrome-stable [www-browser]               143.0.7499.192-1
> ii  lynx [www-browser]                               2.9.2-2
> pn  ufw                                              <none>
> ii  w3m [www-browser]                                0.5.3+git20230121-2.3
> 
> Versions of packages apache2-bin depends on:
> ii  libapr1t64               1.7.6-3
> ii  libaprutil1-dbd-sqlite3  1.6.3-4
> ii  libaprutil1-ldap         1.6.3-4
> ii  libaprutil1t64           1.6.3-4
> ii  libbrotli1               1.1.0-2+b9
> ii  libc6                    2.42-6
> ii  libcrypt1                1:4.5.1-1
> ii  libcurl4t64              8.18.0~rc3-1
> ii  libjansson4              2.14-2+b4
> ii  libldap2                 2.6.10+dfsg-1
> ii  liblua5.4-0              5.4.8-1
> ii  libnghttp2-14            1.64.0-1.1+b1
> ii  libpcre2-8-0             10.46-1
> ii  libssl3t64               3.5.4-1
> ii  libsystemd0              259-1
> ii  libxml2-16               2.15.1+dfsg-2+b1
> ii  perl                     5.40.1-7
> ii  zlib1g                   1:1.3.dfsg+really1.3.1-1+b2
> 
> Versions of packages apache2-bin suggests:
> pn  apache2-doc                                      <none>
> pn  apache2-suexec-pristine | apache2-suexec-custom  <none>
> ii  chromium [www-browser]                           143.0.7499.169-1
> ii  firefox-esr [www-browser]                        140.5.0esr-1
> ii  google-chrome-stable [www-browser]               143.0.7499.192-1
> ii  lynx [www-browser]                               2.9.2-2
> ii  w3m [www-browser]                                0.5.3+git20230121-2.3
> 
> Versions of packages apache2 is related to:
> ii  apache2      2.4.66-2+b1
> ii  apache2-bin  2.4.66-2+b1
> 
> -- Configuration Files:
> /etc/apache2/apache2.conf changed [not included]
> /etc/apache2/conf-available/security.conf changed [not included]
> /etc/apache2/conf-available/serve-cgi-bin.conf [file not found]
> /etc/apache2/sites-available/000-default.conf changed [not included]
> 
> -- no debconf information
> 

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