Release Notes: This release resolves numerous bugs, including many related to folder management and naming, and improves compatibility with iOS clients.
Release Notes: Unlimited quotas are now supported by proxy servers. Compatibility with mailbox LIST operations was improved. Security vulnerabilities regarding STARTTLS operations were corrected. Many other bug fixes and performance improvements were made.
Release Notes: Full support was added for the CONDSTORE and QRESYNC extensions. Support was added for IMAP extensions that are part of the LEMONADE support, including LIST-EXTENDED, COMPRESS, ESEARCH, WITHIN, ENABLE, QRESYNC, and partial support for URLAUTH=BINARY. Metadata and mailbox index databases have been overhauled for greatly improved scalability. Synchronization (clustering) protocols have been rewritten for greater reliability and improved extensibility.
Release Notes: This release corrects a potential buffer overflow in Sieve, has improvements in murder and partition management including introduction of the cyr_df utility, and has bugfixes for skiplist on 64-bit platforms, squatter indexing, and other issues.
Release Notes: Stability and performance improvements as well as significant replication related bugfixes. Quota calculation works in delayed expunge mode.
Release Notes: This release fixes several buffer overflows, most of which are single byte overflows in mailbox name handling. A more serious issue was fixed in the NNTP injection handling code.
Release Notes: A preauthentication buffer overrun was fixed in proxyd. A null termination issue was fixed in the SASL user canonify routine.
Release Notes: Backported security fixes from 2.2 series Cyrus releases (null termination and heap exploits).
Release Notes: This release cleans up IMAP magic plus to avoid buffer overrun (CAN-2004-1011). The lack of bounds checking in PARTIAL and FETCH has been fixed (CAN-2004-1012 and CAN-2004-10 13). It no longer attempts reuse of a freed connection in lmtpproxyd.
Release Notes: This release corrects a number of bugs including ones related to portability, the quotadb backend, and MULTIAPPEND support, among others. If you're running a version higher than 2.2.3, an upgrade is strongly recommended.