Your message dated Sat, 07 Mar 2026 09:47:06 +0000
with message-id <[email protected]>
and subject line Bug#1129952: fixed in dovecot 1:2.4.1+dfsg1-6+deb13u3
has caused the Debian Bug report #1129952,
regarding dovecot-core: segfault when group ACLs are present but the user has
no groups
to be marked as done.
This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.
(NB: If you are a system administrator and have no idea what this
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--
1129952: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1129952
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: dovecot-core
Version: 1:2.4.1+dfsg1-6+deb13u2
Severity: normal
Dear Maintainer,
the current version of dovecot in trixie segfaults when group ACLs are
present but a user is not member of any groups. The segfault happens
when dovecot receives new mail via LMTP and also for doveadm commands
that access the mailbox (like doveadm mailbox list -u <user>).
This issue has been fixed upstream in commit 003bf9a [0]. Could you
consider backporting this fix to trixie?
Regards
René Richter
[0]:
https://github.com/dovecot/core/commit/003bf9a6959714e0f696f0015c8c712e89962b9b
-- Package-specific info:
dovecot conf.d/90-acl.conf
--------------------------
acl_driver = vfile
acl_cache_ttl = 5min
acl_defaults_from_inbox = yes
namespace inbox {
mailbox * {
acl group-override=readonly {
rights = -wstipekxa
}
}
}
-- System Information:
Debian Release: 13.3
APT prefers stable-updates
APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500,
'stable-debug'), (500, 'stable')
Architecture: amd64 (x86_64)
Kernel: Linux 6.12.73+deb13-amd64 (SMP w/8 CPU threads; PREEMPT)
Locale: LANG=C.UTF-8, LC_CTYPE=C.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 dovecot-core depends on:
ii adduser 3.152
ii dovecot-sieve 1:2.4.1+dfsg1-6+deb13u2
ii init-system-helpers 1.69~deb13u1
ii libapparmor1 4.1.0-1
ii libbz2-1.0 1.0.8-6
ii libc6 2.41-12+deb13u1
ii libcap2 1:2.75-10+b3
ii libcrypt1 1:4.4.38-1
ii libexttextcat-2.0-0 3.4.7-1+b1
ii libicu76 76.1-4
ii liblua5.4-0 5.4.7-1+b2
ii liblz4-1 1.10.0-4
ii libpam-runtime 1.7.0-5
ii libpam0g 1.7.0-5
ii libsodium23 1.0.18-1+deb13u1
ii libssl3t64 3.5.4-1~deb13u2
ii libstemmer0d 2.2.0-4+b2
ii libsystemd0 257.9-1~deb13u1
ii libtirpc3t64 1.3.6+ds-1
ii libunwind8 1.8.1-0.1
ii libzstd1 1.5.7+dfsg-1
ii openssl 3.5.4-1~deb13u2
ii ssl-cert 1.1.3
ii ucf 3.0052
ii zlib1g 1:1.3.dfsg+really1.3.1-1+b1
dovecot-core recommends no packages.
Versions of packages dovecot-core suggests:
pn dovecot-flatcurve <none>
pn dovecot-gssapi <none>
ii dovecot-imapd 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-ldap <none>
ii dovecot-lmtpd 1:2.4.1+dfsg1-6+deb13u2
ii dovecot-managesieved 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-mysql <none>
pn dovecot-pgsql <none>
pn dovecot-pop3d <none>
pn dovecot-solr <none>
pn dovecot-sqlite <none>
pn dovecot-submissiond <none>
pn ntp <none>
Versions of packages dovecot-core is related to:
ii dovecot-core [dovecot-common] 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-dev <none>
pn dovecot-gssapi <none>
ii dovecot-imapd 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-ldap <none>
ii dovecot-lmtpd 1:2.4.1+dfsg1-6+deb13u2
ii dovecot-managesieved 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-mysql <none>
pn dovecot-pgsql <none>
pn dovecot-pop3d <none>
ii dovecot-sieve 1:2.4.1+dfsg1-6+deb13u2
pn dovecot-sqlite <none>
-- no debconf information
--- End Message ---
--- Begin Message ---
Source: dovecot
Source-Version: 1:2.4.1+dfsg1-6+deb13u3
Done: Noah Meyerhans <[email protected]>
We believe that the bug you reported is fixed in the latest version of
dovecot, which is due to be installed in the Debian FTP archive.
A summary of the changes between this version and the previous one is
attached.
Thank you for reporting the bug, which will now be closed. If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.
Debian distribution maintenance software
pp.
Noah Meyerhans <[email protected]> (supplier of updated dovecot package)
(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512
Format: 1.8
Date: Fri, 06 Mar 2026 09:36:28 -0500
Source: dovecot
Architecture: source
Version: 1:2.4.1+dfsg1-6+deb13u3
Distribution: trixie
Urgency: medium
Maintainer: Dovecot Maintainers <[email protected]>
Changed-By: Noah Meyerhans <[email protected]>
Closes: 1121000 1127029 1129952
Changes:
dovecot (1:2.4.1+dfsg1-6+deb13u3) trixie; urgency=medium
.
* [1186296] import upstream fix for possible crash in ldap userdb
(Closes: #1121000)
* [14c13a5] backport upstream fix for crash in trash plugin (Closes:
#1127029)
* [95bf3b3] Backport fix for segfault when group ACLs are present but the
user has no groups (Closes: #1129952)
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--- End Message ---