Moderate: systemd security, bug fix, and enhancement update (Oracle Linux 8)

[239-29.0.1.el8]
- fix to enable systemd-pstore.service [Orabug: 30951066]
- journal: change support URL shown in the catalog entries [Orabug: 30853009]
- fix to generate systemd-pstore.service file [Orabug: 30230056]
- fix _netdev is missing for iscsi entry in /etc/fstab (tony.l.lam@oracle.com) [Orabug: 25897792]
- set 'RemoveIPC=no' in logind.conf as default for OL7.2 [Orabug: 22224874]
- allow dm remove ioctl to co-operate with UEK3 (Vaughan Cao) [Orabug: 18467469]
- add hv dynamic memory support (Jerry Snitselaar) [Orabug: 18621475]
- Backport upstream patches for the new systemd-pstore tool (Eric DeVolder) [OraBug: 30230056]

[239-29]
- cryptsetup: Treat key file errors as a failed password attempt (#1763155)

[239-28]
- pid1: fix DefaultTasksMax initialization (#1809037)
- cgroup: make sure that cpuset is supported on cgroup v2 and disabled with v1 (#1808940)
- test: introduce TEST-36-NUMAPOLICY (#1808940)
- test: replace tail -f with journal cursor which should be more reliable (#1808940)
- test: support MPOL_LOCAL matching in unpatched strace versions (#1808940)
- test: make sure the strace process is indeed dead (#1808940)
- test: skip the test on systems without NUMA support (#1808940)
- test: give strace some time to initialize (#1808940)
- test: add a simple sanity check for systems without NUMA support (#1808940)
- test: drop the missed || exit 1 expression (#1808940)
- test: replace cursor file with a plain cursor (#1808940)

[239-27]
- cgroup: introduce support for cgroup v2 CPUSET controller (#1724617)

[239-26]
- seccomp: introduce seccomp_restrict_suid_sgid() for blocking chmod() for suid/sgid files (#1687512)
- test: add test case for restrict_suid_sgid() (#1687512)
- core: expose SUID/SGID restriction as new unit setting RestrictSUIDSGID= (#1687512)
- analyze: check for RestrictSUIDSGID= in 'systemd-analyze security' (#1687512)
- man: document the new RestrictSUIDSGID= setting (#1687512)
- units: turn on RestrictSUIDSGID= in most of our long-running daemons (#1687512)
- core: imply NNP and SUID/SGID restriction for DynamicUser=yes service (#1687512)

[239-25]
- sd-bus: use 'queue' message references for managing r/w message queues in connection objects (CVE-2020-1712)
- pid1: make sure to restore correct default values for some rlimits (#1789930)
- main: introduce a define HIGH_RLIMIT_MEMLOCK similar to HIGH_RLIMIT_NOFILE (#1789930)

[239-24]
- rules: reintroduce 60-alias-kmsg.rules (#1739353)
- sd-bus: make rqueue/wqueue sizes of type size_t (CVE-2020-1712)
- sd-bus: reorder bus ref and bus message ref handling (CVE-2020-1712)
- sd-bus: make sure dispatch_rqueue() initializes return parameter on all types of success (CVE-2020-1712)
- sd-bus: drop two inappropriate empty lines (CVE-2020-1712)
- sd-bus: initialize mutex after we allocated the wqueue (CVE-2020-1712)
- sd-bus: always go through sd_bus_unref() to free messages (CVE-2020-1712)
- bus-message: introduce two kinds of references to bus messages (CVE-2020-1712)
- sd-bus: introduce API for re-enqueuing incoming messages (CVE-2020-1712)
- sd-event: add sd_event_source_disable_unref() helper (CVE-2020-1712)
- polkit: when authorizing via PK lets re-resolve callback/userdata instead of caching it (CVE-2020-1712)
- sysctl: lets by default increase the numeric PID range from 2^16 to 2^22 (#1744214)
- journal: do not trigger assertion when journal_file_close() get NULL (#1788085)
- journal: use cleanup attribute at one more place (#1788085)

[239-23]
- catalog: fix name of variable (#1677768)
- cryptsetup: add keyfile-timeout to allow a keydev timeout and allow to fallback to a password if it fails. (#1763155)
- cryptsetup: add documentation for keyfile-timeout (#1763155)
- cryptsetup: use unabbrieviated variable names (#1763155)
- cryptsetup: dont assert on variable which is optional (#1763155)
- cryptsetup-generator: guess whether the keyfile argument is two items or one (#1763155)
- crypt-util: Translate libcryptsetup log level instead of using log_debug() (#1776408)
- cryptsetup: add some commenting about EAGAIN generation (#1776408)
- cryptsetup: downgrade a log message we ignore (#1776408)
- cryptsetup: rework how we log about activation failures (#1776408)

[239-22]
- spec: dont ship /var/log/README
- spec: provide systemd-rpm-macros

[239-21]
- test-cpu-set-util: fix comparison for allocation size (#1734787)
- test-cpu-set-util: fix allocation size check on i386 (#1734787)

[239-20]
- journal: rely on _cleanup_free_ to free a temporary string used in client_context_read_cgroup (#1764560)
- basic/user-util: allow dots in user names (#1717603)
- sd-bus: bump message queue size again (#1770189)
- tests: put fuzz_journald_processing_function in a .c file (#1764560)
- tests: add a fuzzer for dev_kmsg_record (#1764560)
- basic: remove an assertion from cunescape_one (#1764560)
- journal: fix an off-by-one error in dev_kmsg_record (#1764560)
- tests: add a reproducer for a memory leak fixed in 30eddcd51b8a472e05d3b8d1 in August (#1764560)
- tests: add a reproducer for a heap-buffer-overflow fixed in 937b1171378bc1000a (#1764560)
- test: initialize syslog_fd in fuzz-journald-kmsg too (#1764560)
- tests: add a fuzzer for process_audit_string (#1764560)
- journald: check whether sscanf has changed the value corresponding to %n (#1764560)
- tests: introduce dummy_server_init and use it in all journald fuzzers (#1764560)
- tests: add a fuzzer for journald streams (#1764560)
- tests: add a fuzzer for server_process_native_file (#1764560)
- fuzz-journal-stream: avoid assertion failure on samples which dont fit in pipe (#1764560)
- journald: take leading spaces into account in syslog_parse_identifier (#1764560)
- Add a warning about the difference in permissions between existing directories and unit settings. (#1778384)
- execute: remove one redundant comparison check (#1778384)
- core: change ownership/mode of the execution directories also for static users (#1778384)
- core/dbus-execute: remove unnecessary initialization (