2.6.7
- Non-active log files should be read only
- In augenrules, restore the selinux context if restorecon is installed
- Update gitignore file and remove ltmain.sh (Richard Guy Briggs)
- Replace Group Separator with whitespace in syslog audispd plugin
- In auditd, check for euid rather than capabilities when local_events = no
- If events are piped from ausearch to audisp-remote, flush queue when done
- In auditctl, correct handling of -F key so that key is not part of value
- In auparse, move static variables to auparse_state_t

2.6.6
- Interpret ioctlcmd fields
- Fix the permission of the audit logging directory
- Fix timeout in autrace better
- Add gitignore file to ignore generated files if using git (Richard Guy Briggs)
- audit_log_user_comm_message now resolves comm if NULL is passed
- Update syscall table
- Fix multi-key support in auparse which was broke in tty escape bug fix
- Add multi-key support for syscall rules

2.6.5
- Correct the header length for dispatched events
- Revise buffer handling in auditd to fix dispatched events
- Fix spelling in man pages
- Add documentation link to systemd unit file
- Correct af_unix pathname detection in ausearch/report
- Add remote_ended info to audisp-remote stat dump

2.6.4
- Fix interpretation of saddr fields when using enriched events
- In netlink_handler of auditd, ensure ack_func is initialized to NULL
- Use full path to auditctl in augenrules
- Raise the number of log files auditd allows to 999
- In auditd reconfig, update use_libwrap setting
- Fix memory leak in reconfigure
- Add EHWPOISON definition for errno lookup table if missing (Thomas Petazzoni)
- Better detect struct audit_status existence (Thomas Petazzoni)
- Rework dispatcher protocol 1 to be what it used to be

2.6.3
- Fix NULL pointer deref in auparse
- Optionally add dependency to libcap-ng in audit.pc

2.6.2
- Fix ausearch segfault when using numeric uids
- In auparse move aulol structure into auparse_state_t
- Save and restore libcap-ng state when doing a capability check
- Require auparse_state_t pointer on auparse_set_escape_mode

2.6.1
- Do capabilities check rather than uid
- Auditd fixup directory and file permissions on startup
- Add some missing config items to auditd reconfigure
- In audisp-remote add warn_once and warn_once_continue action handlers
- In audisp-remote only emit 1 warning when disk_full or error is reached.
- Aulast now searches on user name as a string for enriched events
- Ausearch now searches on user name as a string for enriched events
- Create audit-stop.rules to clean up audit subsystem on stop
- Adjust LDFLAGS for cross compiled helper utilities (Laurent Bigonville)
- Fix event formatting issue in audispd
- Fix bug causing ack to not be sent from auditd to audisp-remote

2.6
- Auditd support for enriched data: uid/gid, saddr splitting, arch, syscall
- Make all libraries and utilities support and use enriched events
- Define dispatcher protocol to version 2
- Standardize all saddr interpretations in auparse
- Fix another DST bug in ausearch time conversion (#1334772)
- In autrace, if rule count loop times out don't assume 0 rules (#1344268)
- In auditd, check space left a little more often (#1345854)

2.5.2
- Fix memory leak caused by unneeded reference in auparse python bindings
- Revise function hiding technique to better protect audit ABI
- Interpret old-auid, exit syscall parameters
- Create local_events config option to auditd
- Create write_logs option for auditd and deprecate NOLOG log_format option

2.5.1
- Updated and added audit rules
- Updated errno table for 4.4 kernel
- Change interpretation of exit to use errno define rather than a number
- Add distribute_network configuration option to auditd
- New aggregate only mode for auditd
- Cleanup tmp file left by augenrules --check
- Fix initial build from svn without golang support installed
- Update auparse interpretations for hook, action, macproto, chardev, and net
- Update interpretations for the 4.5 kernel
- Fix DST bug in ausearch/report time handling
- Add optional ExecStopPost to auditd.service to clear rules on service exit
- Update ausearch/report buffer size for locales with large time formats
- Add auparse_feed_age_events function to auparse library
- Use auparse_feed_age_events in zos & prelude plugins

2.5
- Make augenrules the default method to load audit rules
- Put rules in its own directory and break out rules into groups
- Have auditd do a fsync before closing log
- Make default flush setting larger
- In auparse. terminate the generated strings (Burn Alting)
- In auditd, add incremental_async flushing mode
- Clean up dangling fields in DAEMON events
- Add audit by process name support to auditctl (Richard Briggs)
- Relax permissions on systemd files
- Fix auparse to handle interlaced events (Burn Alting)
- Allow more syslog facilities in audispd-syslog (Aleksander Adamowski)

2.4.5
- Fix auditd disk flushing for data and sync modes
- Fix auditctl to not show options not supported on older OS
- Add audit.m4 file to aid adding support to other projects
- Fix C99 inline function build issue
- Add account lock and unlock event types
- Change logging loophole check to geteuid()
- Fix ausearch to not consider AUDIT_PROCTITLE events malformed (Burn Alting)
- Fix ausearch to parse FEATURE_CHANGE events

2.4.4
- Fix linked list correctness in ausearch/report
- Add more cross compile fixups (Clayton Shotwell)
- Update auparse python bindings
- Update libev to 4.20
- Fix CVE-2015-5186 Audit: log terminal emulator escape sequences handling

2.4.3
- Add python3 support for libaudit
- Cleanup automake warnings
- Add AuParser_search_add_timestamp_item_ex to python bindings
- Add AuParser_get_type_name to python bindings
- Correct processing of obj_gid in auditctl (Aleksander Zdyb)
- Make plugin config file parsing more robust for long lines (#1235457)
- Make auditctl status print lost field as unsigned number
- Add interpretation mode for auditctl -s
- Add python3 support to auparse library
- Make --enable-zos-remote a build time configuration option (Clayton Shotwell)
- Updates for cross compiling (Clayton Shotwell)
- Add MAC_CHECK audit event type
- Add libauparse pkgconfig file (Aleksander Zdyb)

2.4.2
- Ausearch should parse exe field in SECCOMP events
- Improve output for short mode interpretations in auparse
- Add CRYPTO_IKE_SA and CRYPTO_IPSEC_SA events
- If auditctl is reading rules from a file, send messages to syslog (#1144252)
- Correct lookup of ppc64le when determining machine type
- Increase time buffer for wide character numbers in ausearch/report (#1200314)
- In aureport, add USER_TTY events to tty report
- In audispd, limit reporting of queue full messages (#1203810)
- In auditctl, don't segfault when invalid options passed (#1206516)
- In autrace, remove some older unimplemented syscalls for aarch64 (#1185892)
- In auditctl, correct lookup of aarch64 in arch field (#1186313)
- Update lookup tables for 4.1 kernel

2.4.1
- Make python3 support easier
- Add support for ppc64le (Tony Jones)
- Add some translations for a1 of ioctl system calls
- Add command & virtualization reports to aureport
- Update aureport config report for new events
- Add account modification summary report to aureport
- Add GRP_MGMT and GRP_CHAUTHTOK event types
- Correct aureport account change reports
- Add integrity event report to aureport
- Add config change summary report to aureport
- Adjust some syslogging level settings in audispd
- Improve parsing performance in everything
- When ausearch outputs a line, use the previously parsed values (Burn Alting)
- Improve searching and interpreting groups in events
- Fully interpret the proctitle field in auparse
- Correct libaudit and auditctl support for kernel features
- Add support for backlog_time_wait setting via auditctl
- Update syscall tables for the 3.18 kernel
- Ignore DNS failure for email validation in auditd (#1138674)
- Allow rotate as action for space_left and disk_full in auditd.conf
- Correct login summary report of aureport
- Auditctl syscalls can be comma separated list now
- Update rules for new subsystems and capabilities

2.4
- Optionally parse loginuids, (e)uids, & (e)gids in ausearch/report
- In auvirt, anomaly events don't have uuid (#1111448)
- Fix category handling in various records (#1120286)
- Fix ausearch handling of session id on 32 bit systems
- Set systemd startup to wait until systemd-tmpfiles-setup.service (#1097314)
- Interpret a0 of socketcall and ipccall syscalls
- Add pkgconfig file for libaudit
- Add go language bindings for limited use of libaudit
- Fix ausearch handling of exit code on 32 bit systems
- Fix bug in aureport string linked list handling
- Document week-ago time setting in ausearch/report man page
- Update tables for 3.16 kernel
- In aulast, on bad logins only record user_login proof and use it
- Add libaudit API for kernel features
- If audit=0 on kernel cmnd line, skip systemd activation (Cristian Rodríguez)
- Add checkpoint --start option to ausearch (Burn Alting)
- Fix arch matching in ausearch
- Add --loginuid-immutable option to auditctl
- Fix memory leak in auditd when log_format is set to NOLOG
- Update auditctl to display features in the status command
- Add ausearch_add_timestamp_item_ex() to auparse

2.3.7
- Limit number of options in a rule in libaudit
- Auditctl cannot load rule with lots of syscalls (#1089713)
- In ausearch, fix checkpointing when inode is reused by new log (Burn Alting)
- Add PROCTITLE and FEATURE_CHANGE event types

2.3.6
- Add an option to auditctl to interpret a0 - a3 of syscall rules when listing
- Improve ARM and AARCH64 support (AKASHI Takahiro)
- Add ausearch --checkpoint feature (Burn Alting)
- Add --arch option to ausearch
- Improve too long config line in audispd, auditd, and auparse (#1071580)
- Fix aulast to accept the new AUDIT_LOGIN record format
- Remove clear_config symbol in auparse

2.3.5
- In CRYPTO_KEY_USER events, do not interpret the 'fp' field
- Change formatting of rules listing in auditctl to look like audit.rules
- Change auditctl to do all netlink comm and then print rules
- Add a debug option to ausearch to find skipped events
- Parse subject, auid, and ses in LOGIN events (3.14 kernel changed format)
- In auditd, when shifting logs, ignore the num_logs setting (#950158)
- Allow passing a directory as the input file for ausearch/report (LC Bruzenak)
- Interpret syscall fields in SECCOMP events
- Increase a couple buffers to handle longer input

2.3.4
- Parse path in CONFIG_CHANGE events
- In audisp-remote, fix retry logic for temporary network failures
- In auparse, add get_type_name function
- Add --no-config command option to aureport
- Fix interpretting MCS seliunx contexts in ausearch (#970675)
- In auparse, classify selinux contexts as MAC_LABEL field type
- In ausearch/report parse vm-ctx and img-ctx as selinux labels
- Update translation tables for the 3.14 kernel

2.3.3
- Documentation updates
- Add AUDIT_USER_MAC_CONFIG_CHANGE event for MAC policy changes
- Update interpreting scheduler policy names
- Update automake files to automake-1.13.4
- Remove CAP_COMPROMISE_KERNEL interpretation
- Parse name field in AVC's (#1049916)
- Add missing typedef for auparse_type_t enumeration (#1053424)
- Fix parsing encoded filenames in records
- Parse SECCOMP events

2.3.2
- Put RefuseManualStop in the right systemd section (#969345)
- Add legacy restart scripts for systemd support
- Add more syscall argument interpretations
- Add 'unset' keyword for uid & gid values in auditctl
- In ausearch, parse obj in IPC records
- In ausearch, parse subj in DAEMON_ROTATE records
- Fix interpretation of MQ_OPEN and MQ_NOTIFY events
- In auditd, restart dispatcher on SIGHUP if it had previously exited
- In audispd, exit when no active plugins are detected on reconfigure
- In audispd, clear signal mask set by libev so that SIGHUP works again
- In audispd, track binary plugins and restart if binary was updated
- In audispd, make sure we send signals to the correct process
- In auditd, clear signal mask when spawning any child process
- In audispd, make builtin plugins respond to SIGHUP
- In auparse, interpret mode flags of open syscall if O_CREAT is passed
- In audisp-remote, don't make address lookup always a permanent failure
- In audisp-remote, remove EOE events more efficiently
- In auditd, log the reason when email account is not valid
- In audisp-remote, change default remote_ending action to reconnect
- Add support for Aarch64 processors

2.3.1
- Rearrange auditd setting enabled and pid to avoid a race (#910568)
- Interpret the ocomm field from OBJ_PID records 
- Fix missing 'then' statement in sysvinit script
- Switch ausearch to use libauparse for interpretting fields
- In libauparse, interpret prctl arg0, sched_setscheduler arg1
- In auparse, check source_list isn't NULL when opening next file (Liequan Che)
- In libauparse, interpret send* flags argument
- In libauparse, interpret level and name options for set/getsockopt
- In ausearch/report, don't flush events until last file (Burn Alting)
- Don't use systemctl to stop the audit daemon

2.3
- The clone(2) man page is really clone(3), fix interpretation of clone syscall
- Add systemd support for reload (#901533)
- Allow -F msgtype on the user filter
- Add legacy support for resuming logging under systemd (#830780)
- Add legacy support for rotating logs under systemd (#916611)
- In auditd, collect SIGUSR2 info for DAEMON_RESUME events
- Updated man pages
- Update libev to 4.15
- Update syscall tables for 3.9 kernel
- Interpret MQ_OPEN events
- Add augenrules support (Burn Alting)
- Consume less stack sending audit events

2.2.3
- Code cleanups
- In spec file, don't own lib64/audit
- Update man pages
- Aureport no longer reads auditd.conf when stdin is used
- Don't let systemd kill auditd if auditctl errors out
- Update syscall table for 3.7 and 3.8 kernels
- Add interpretation for setns and unshare syscalls
- Code cleanup (Tyler Hicks)
- Documentation cleanups (Laurent Bigonville)
- Add dirfd interpretation to the *at functions
- Add termination signal to clone flags interpretation
- Update stig.rules
- In auditctl, when listing rules don't print numeric value of dir fields
- Add support for rng resource type in auvirt
- Fix aulast bad login output (#922508)
- In ausearch, allow negative numbers for session and auid searches
- In audisp-remote, if disk_full_action is stop then stop sending (#908977)

2.2.2
- In auditd, tcp_max_per_addr was allowing 1 more connection than specified
- In ausearch, fix matching of object records
- Auditctl was returning -1 when listing rules filtered on a key field
- Add interpretations for CAP_BLOCK_SUSPEND and CAP_COMPROMISE_KERNEL
- Add armv5tejl, armv5tel, armv6l and armv7l machine types (Nathaniel Husted) 
- Updates for the 3.6 kernel
- Add auparse_feed_has_data function to libauparse
- Update audisp-prelude to use auparse_feed_has_data
- Add support to conditionally build auditd network listener (Tyler Hicks)
- In auditd, reset a flag after receiving USR1 signal info when rotating logs
- Add optional systemd init script support
- Add support for SECCOMP event type
- Don't interpret aN_len field in EXECVE records (#869555)
- In audisp-remote, do better job of draining queue
- Fix capability parsing in ausearch/auparse
- Interpret BPRM_FCAPS capability fields
- Add ANOM_LINK event type

2.2.1
- Add more interpretations in auparse for syscall parameters 
- Add some interpretations to ausearch for syscall parameters
- In ausearch/report and auparse, allocate extra space for node names
- Update syscall tables for the 3.3.0 kernel
- Update libev to 4.0.4
- Reduce the size of some applications
- In auditctl, check usage against euid rather than uid

2.2
- Correct all rules for clock_settime
- Fix possible segfault in auparse library
- Handle malformed socket addresses better
- Improve performance in audit_log_user_message() 
- Improve performance in writing to the log file in auditd
- Syscall update for accept4 and recvmmsg
- Update autrace resource usage mode syscall list
- Improved sample rules for recent syscalls
- Add some debug info to audisp-remote startup and shutdown
- Make compiling with Python optional
- In auditd, if disk_error_action is ignore, don't syslog anything
- Fix some memory leaks
- If audispd is stopping, don't restart children
- Add support in auditctl for shell escaped filenames (Alexander)
- Add search support for virt events (Marcelo Cerri)
- Update interpretation tables
- Sync auparse's auditd config parser with auditd's parser
- In ausearch, also use cwd fields in file name searchs
- In ausearch, parse cwd in USER_CMD events
- In ausearch, correct parsing of uid in user space events
- In ausearch, update parsing of integrity events
- Apply some text cleanups from Debian (Russell Coker)
- In auditd, relax some permission checks for external apps
- Add ROLE_MODIFY event type
- In auditctl, new -c option to continue through bad rules but with failed exit
- Add auvirt program to do special reporting on virt events (Marcelo Cerri)
- Add interfield comparison support to auditctl (Peter Moody)
- Update auparse type intepretation for apparmor (Marcelo Cerri)
- Increase tcp_max_per_addr maximum to 1024.

2.1.3
- Fix parsing of EXECVE records to not escape argc field
- If auditd's disk is full, send the right reason to client (#715315)
- Add CAP_WAKE_ALARM to interpretations
- Some updates to audisp-remote's remote-fgets function (Mirek Trmac)
- Add detection of TTY events to audisp-prelude (Matteo Sessa)
- Updated syscall tables for the 3.0 kernel
- Update linker flags for better relro support
- Make default size of logs bigger (#727310)
- Extract obj from NETFILTER_PKT events
- Disable 2 kerberos config options in audisp-remote.conf

2.1.2
- In ausearch/report, fix a segfault caused by MAC_POLICY_LOAD records
- In ausearch/report, add and update parsers
- In auditd, cleanup DAEMON_ACCEPT and DAEMON_CLOSE addr fields
- In ausearch/report, parse addr field of DAEMON_ACCEPT & DAEMON_CLOSE records
- In auditd, move startup success to after events are registered
- If auditd shutsdown due to failed tcp init, write a DAEMON_ABORT event
- Update auditd to avoid the oom killer in new kernels (Andreas Jaeger)
- Parse and interpret NETFILTER_PKT events correctly
- Return error if auditctl -l fails (#709345)
- In audisp-remote, replace glibc's fgets with custom implementation

2.1.1
- When ausearch is interpretting, output "as is" if no = is found
- Correct socket setup in remote logging
- Adjusted a couple default settings for remote logging and init script
- Audispd was not marking restarted plugins as active
- Audisp-remote should keep a capability if local_port < 1024
- When audispd restarts plugin, send event in its preferred format
- In audisp-remote, make all I/O asynchronous
- In audisp-remote, add sigusr1 handler to dump internal state
- Fix autrace to use correct syscalls on s390 and s390x systems
- Add shutdown syscall to remote logging teardowns
- Correct autrace rule for 32 bits systems

2.1
- Update auditctl man page for new field on user filter
- Fix crash in aulast when auid is foreign to the system
- Code cleanups
- Add store and forward model to audispd-remote (Mirek Trmac)
- Free memory on failed startups in audisp-prelude
- Fix memory leak in aureport
- Fix parsing state problem in libauparse
- Improve the robustness of libaudit field encoding functions
- Update capability tables
- In auditd, make failure action config checking consistent 
- In auditd, check that NULL is not being passed to safe_exec
- In audisp-remote, overflow_action wasn't suspending if that action was chosen
- Update interpretations for virt events
- Improve remote logging warning and error messages
- Add interpretations for netfilter events

2.0.6
- ausearch/report performance improvements
- Synchronize all sample syscall rules to use action,list
- If program name provided to audit_log_acct_message, escape it
- Fix man page for the audit_encode_nv_string function (#647131)
- If value is NULL, don't segfault (#647128)
- Fix simple event parsing to not assume session id can't be last (Peng Haitao)
- Add support for new mmap audit event type
- Add ability for audispd syslog plugin to choose facility local0-7 (#593340)
- Fix autrace to use correct syscalls on i386 systems (Peng Haitao)
- On startup and reconfig, check for excess logs and unlink them
- Add a couple missing parser debug messages
- Fix error output resolving numeric address and update man page
- Add netfilter event types
- Fix spelling error in audit.rules man page (#667845)
- Improve warning in auditctl regarding immutable mode (#654883)
- Update syscall tables for the 2.6.37 kernel
- In ausearch, allow searching for auid -1
- Add queue overflow_action to audisp-remote to control queue overflows
- Update sample rules for new syscalls and packages

2.0.5
- Make auparse handle empty AUSOURCE_FILE_ARRAY correctly (Miloslav Trmač)
- On i386, audit rules do not work on inode's with a large number (#554553)
- Fix displaying of inode values to be unsigned integers when listing rules
- Correct Makefile install of audispd (Jason Tang)
- Syscall table updates for 2.6.34 kernel
- Add definitions for service start and stop
- Fix handling of ignore errors in auditctl
- Fix gssapi support to build with new linker options
- Add virtualization event types
- Update aureport program help and man pages to show all options

2.0.4
- Make alpha processor support optional
- Add support for the arm eabi processor
- add a compatible regexp processing capability to auparse (Miloslav Trmač)
- Fix regression in parsing user space originating records in aureport
- Add tcp_max_per_addr option in auditd.conf to limit concurrent connections
- Rearrange shutdown of auditd to allow DAEMON_END event more time

2.0.3
- In auditd, tell libev to stop processing a connection when idle timeout
- In auditd, tell libev to stop processing a connection when shutting down
- Interpret CAPSET records in ausearch/auparse

2.0.2
- If audisp-remote plugin has a queue at exit, use non-zero exit code
- Fix autrace to use the exit filter
- In audisp-remote, add a sigchld handler
- In auditd, check for duplicate remote connections before accepting
- Remove trailing ':' if any are at the end of acct fields in ausearch
- Update remote logging code to do better sanity check of data
- Fix audisp-prelude to prefer files if multiple path records are encountered
- Add libaudit.conf man page
- In auditd, disconnect idle clients

2.0.1
- Aulast now reads daemon_start events for the kernel version of reboot
- Clarify the man pages for ausearch/report regarding locale and date formats
- Fix getloginuid for python bindings
- Disable the audispd af_unix plugin by default
- Add a couple new init script actions for LSB 3.2
- In audisp-remote plugin, timeout network reads (#514090)
- Make some error logging in audisp-remote plugin more prominent
- Add audit.rules man page
- Interpret the session field in audit events

2.0
- Remove system-config-audit
- Get rid of () from userspace originating events
- Removed old syscall rules API - not needed since 2.6.16
- Remove all use of the old rule structs from API
- Fix uninitialized variable in auditd log rotation
- Add libcap-ng support for audispd plugins
- Removed ancient defines that are part of kernel 2.6.29 headers
- Bump soname number for libaudit
- In auditctl, deprecate the entry filter and move rules to exit filter
- Parse integrity audit records in ausearch/report (Mimi Zohar)
- Updated syscall table for 2.6.31 kernel
- Remove support for the legacy negate syscall rule operator
- In auditd reset syslog warnings if disk space becomes available

<see audit-1.8 for 1.X change history>
<see audit-1.0.12 for 1.0 change history>