{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for dovecot24","title":"Title of the patch"},{"category":"description","text":"This update for dovecot24 fixes the following issues:\n\n- Update dovecot to 2.4.2:\n  - CVE-2025-30189: Fixed users cached with same cache key when\n    auth cache was enabled (bsc#1252839)\n  - Changes\n    - auth: Remove proxy_always field.\n    - config: Change settings history parsing to use python3.\n    - doveadm: Print table formatter - Print empty values as \"-\".\n    - imapc: Propagate remote error codes properly.\n    - lda: Default mail_home=$HOME environment if not using userdb\n      lookup\n    - lib-dcrypt: Salt for new version 2 keys has been increased to\n      16 bytes.\n    - lib-dregex: Add libpcre2 based regular expression support to\n      Dovecot, if the library is missing, disable all regular\n      expressions. This adds libpcre2-32 as build dependency.\n    - lib-oauth2: jwt - Allow nbf and iat to point 1 second into\n      future.\n    - lib: Replace libicu with our own unicode library. Removes\n      libicu as build dependency.\n    - login-common: If proxying fails due to remote having invalid\n      SSL cert, don't reconnect.\n  - New features\n    - auth: Add ssl_client_cert_fp and ssl_client_cert_pubkey_fp\n      fields\n    - config: Add support for $SET:filter/path/setting.\n    - config: Improve @group includes to work with overwriting\n      their settings.\n    - doveadm kick: Add support for kicking multiple usernames\n    - doveadm mailbox status: Add support for deleted status item.\n    - imap, imap-client: Add experimental partial IMAP4rev2\n      support.\n    - imap: Implement support for UTF8=ACCEPT for APPEND\n    - lib-oauth2, oauth2: Add oauth2_token_expire_grace setting.\n    - lmtp: lmtp-client - Support command pipelining.\n    - login-common: Support local/remote blocks better.\n    - master: accept() unix/inet connections before creating child\n      process to handle it. This reduces timeouts when child\n      processes are slow to spawn themselves.\n  - Bug fixes\n    - SMTPUTF8 was accepted even when it wasn't enabled.\n    - auth, *-login: Direct logging with -L parameter was not\n      working.\n    - auth: Crash occured when OAUTH token validation failed with\n      oauth2_use_worker_with_mech=yes.\n    - auth: Invalid field handling crashes were fixed.\n    - auth: ldap - Potential crash could happen at deinit.\n    - auth: mech-gssapi - Server sending empty initial response\n      would cause errors.\n    - auth: mech-winbind - GSS-SPNEGO mechanism was erroneously\n      marked as\n    - not accepting NUL.\n    - config: Multiple issues with $SET handling has been fixed.\n    - configure: Building without LDAP didn't work.\n    - doveadm: If source user didn't exist, a crash would occur.\n    - imap, pop3, submission, imap-urlauth: USER environment usage\n      was broken when running standalone.\n    - imap-hibernate: Statistics would get truncated on\n      unhibernation.\n    - imap: \"SEARCH MIMEPART FILENAME ENDS\" command could have\n      accessed memory outside allocated buffer, resulting in a\n      crash.\n    - imapc: Fetching partial headers would cause other cached\n      headers to be cached empty, breaking e.g. imap envelope\n      responses when caching to disk.\n    - imapc: Shared namespace's INBOX mailbox was not always\n      uppercased.\n    - imapc: imapc_features=guid-forced GUID generation was not\n      working correctly.\n    - lda: USER environment was not accepted if -d hasn't been\n      specified.\n    - lib-http: http-url - Significant path percent encoding\n      through parse and create was not preserved. This is mainly\n      important for Dovecot's Lua bindings for lib-http.\n    - lib-settings: Crash would occur when using %variables in\n      SET_FILE type settings.\n    - lib-storage: Attachment flags were attempted to be added for\n      readonly mailboxes with mail_attachment_flags=add-flags.\n    - lib-storage: Root directory for unusable shared namespaces\n      was unnecessarily attempted to be created.\n    - lib: Crash would occur when config was reloaded and logging\n      to syslog.\n    - login-common: Crash might have occured when login proxy was\n      destroyed.\n    - sqlite: The sqlite_journal_mode=wal setting didn't actually\n      do anything.\n    - Many other bugs have been fixed.\n- Update pigeonhole to 2.4.2\n  - Changes\n    - lib-sieve: Use new regular expression library in core.\n    - managesieve: Add default\n      service_extra_groups=$SET:default_internal_group.\n  - New features\n    - lib-sieve: Add support for \"extlists\" extension.\n    - lib-sieve: regex - Allow unicode comparator.\n  - Bug fixes\n    - lib-sieve-tool: sieve-tool - All sieve_script settings were\n      overriden.\n    - lib-sieve: storage: dict: sieve_script_dict filter was\n      missing from settings.\n    - sieve-ldap-storage: Fix compile without LDAP.\n","title":"Description of the patch"},{"category":"details","text":"openSUSE-Leap-16.0-79","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2025_20113-1.json"},{"category":"self","summary":"SUSE Bug 1252839","url":"https://bugzilla.suse.com/1252839"},{"category":"self","summary":"SUSE CVE CVE-2025-30189 page","url":"https://www.suse.com/security/cve/CVE-2025-30189/"}],"title":"Security update for dovecot24","tracking":{"current_release_date":"2025-11-27T20:17:17Z","generator":{"date":"2025-11-27T20:17:17Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"openSUSE-SU-2025:20113-1","initial_release_date":"2025-11-27T20:17:17Z","revision_history":[{"date":"2025-11-27T20:17:17Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"dovecot24-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-backend-mysql-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-backend-mysql-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-backend-mysql-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-backend-pgsql-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-backend-sqlite-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-devel-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-devel-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-devel-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-fts-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-fts-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-fts-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.aarch64"}},{"category":"product_version","name":"dovecot24-fts-solr-2.4.2-160000.1.1.aarch64","product":{"name":"dovecot24-fts-solr-2.4.2-160000.1.1.aarch64","product_id":"dovecot24-fts-solr-2.4.2-160000.1.1.aarch64"}}],"category":"architecture","name":"aarch64"},{"branches":[{"category":"product_version","name":"dovecot24-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-backend-mysql-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-backend-mysql-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-backend-mysql-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-backend-pgsql-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-backend-sqlite-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-devel-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-devel-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-devel-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-fts-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-fts-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-fts-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.ppc64le"}},{"category":"product_version","name":"dovecot24-fts-solr-2.4.2-160000.1.1.ppc64le","product":{"name":"dovecot24-fts-solr-2.4.2-160000.1.1.ppc64le","product_id":"dovecot24-fts-solr-2.4.2-160000.1.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"dovecot24-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-2.4.2-160000.1.1.s390x","product_id":"dovecot24-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-backend-mysql-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-backend-mysql-2.4.2-160000.1.1.s390x","product_id":"dovecot24-backend-mysql-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-backend-pgsql-2.4.2-160000.1.1.s390x","product_id":"dovecot24-backend-pgsql-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-backend-sqlite-2.4.2-160000.1.1.s390x","product_id":"dovecot24-backend-sqlite-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-devel-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-devel-2.4.2-160000.1.1.s390x","product_id":"dovecot24-devel-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-fts-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-fts-2.4.2-160000.1.1.s390x","product_id":"dovecot24-fts-2.4.2-160000.1.1.s390x"}},{"category":"product_version","name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.s390x","product":{"name":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.s390x","product_id":"dovecot24-fts-flatcurve-2.4.2-160000.1.1.s390x"}},{"catego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After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted passdb/userdb drivers. 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