레드햇 엔터프라이즈 리눅스
역사

Red Hat Linux 6.2E (Zoot) 발표일 2000년 3월 27일
RHEL 2
Red Hat Enterprise Linux 2.1 AS (Pensacola), 2002-03-*** 23. Uses Linux 2. 4.9-e.3
Update 1, 2003-02-14 (kernel 2. 4.9-e.12)
Update 2, 2003-05-29 (kernel 2. 4.9-e.24)
Update 3, 2003-12-19 (kernel 2. 4.9-e.34)
Update 4, 2004-04-21 (kernel 2. 4.9-e.40)
Update 5, 2004-08-18 (kernel 2. 4.9-e.49)
Update 6, 2004-12-13 (kernel 2. 4.9-e.57)
Update 7, 2005-04-28
Red Hat Enterprise Linux 2.1 ES (Panama), May 2003
RHEL3
Red Hat Enterprise Linux 3 (Taroon), 2003-10-*** 22. Uses Linux 2. 4.21-4
Update 1, 2004-01-16 (kernel 2. 4.21-9)
Update 2, 2004-05-12 (kernel 2. 4.21-15)
Update 3, 2004-09-03 (kernel 2. 4.21-20)
Update 4, 2004-12-12 (kernel 2. 4.21-27)
Update 5, 2005-05-18 (kernel 2. 4.21-32)
Update 6, 2005-09-28 (kernel 2. 4.21-37)
Update 7, 2006-03-17 (kernel 2. 4.21-40)
Update 8, 2006-07-20 (kernel 2. 4.21-47)
Update 9, 2007-06-15 (kernel 2. 4.21-50)
RHEL4
Red Hat Enterprise Linux 4 (Nahant), 2005-02-*** 15. Uses Linux kernel 2. 6.9-5
4.1, also termed Update 1, 2005-06-08 (kernel 2. 6.9-11)
4.2, also termed Update 2, 2005-10-05 (kernel 2. 6.9-22)
4.3, also termed Update 3, 2006-03-12 (kernel 2. 6.9-34)
4.4, also termed Update 4, 2006-08-10 (kernel 2. 6.9-42)
4.5, also termed Update 5, 2007-05-01 (kernel 2. 6.9-55)
4.6, also termed Update 6, 2007-11-15 (kernel 2. 6.9-67)
4.7, also termed Update 7, 2008-07-29 (kernel 2. 6.9-78)
4.8, also termed Update 8, 2009-05-19 (kernel 2. 6.9-89)
4.9, also termed Update 9, 2011-02-16 (kernel 2. 6.9-100)
RHEL5
Red Hat Enterprise Linux 5 (Tikanga), 2007-03-*** 14. Uses Linux kernel 2. 6.18-8
5.1, also termed Update 1, 2007-11-07 (kernel 2. 6.18-53)
5.2, also termed Update 2, 2008-05-21 (kernel 2. 6.18-92)
5.3, also termed Update 3, 2009-01-20 (kernel 2. 6.18-128)
5.4, also termed Update 4, 2009-09-02 (kernel 2. 6.18-164)
5.5, also termed Update 5, 2010-03-30 (kernel 2. 6.18-194)
5.6, also termed Update 6, 2011-01-13 (kernel 2. 6.18-238)
5.7, also termed Update 7, 2011-07-21 (kernel 2. 6.18-274)
5.8, also termed Update 8, 2012-02-20 (kernel 2. 6.18-308)
5.9, also termed Update 9, 2013-01-07 (kernel 2. 6.18-348)
5.10, also termed Update 10, 2013-10-01 (kernel 2. 6.18-371)
5.11, also termed Update 11, 2014-09-16 (kernel 2. 6.18-398)
RHEL6
Red Hat Enterprise Linux 6 (Santiago), 2010-11-10 Uses Linux kernel 2. 6.32-71
6.1, also termed Update 1, 2011-05-19 (kernel 2. 6.32-131)
6.2, also termed Update 2, 2011-12-06 (kernel 2. 6.32-220)
6.3, also termed Update 3, 2012-06-20 (kernel 2. 6.32-279)
6.4, also termed Update 4, 2013-02-21 (kernel 2. 6.32-358)
6.5, also termed Update 5, 2013-11-21 (kernel 2. 6.32-431)
6.6, also termed Update 6, 2014-10-13 (kernel 2. 6.32-504)
6.7, also termed Update 7, 2015-07-22 (kernel 2. 6.32-573)
6.8, also termed Update 8, 2016-05-10 (kernel 2. 6.32-642)
6.9, also termed Update 9, 2017-03-21 (kernel 2. 6.32-696)
6.10, also termed Update 10, 2018-06-19 (kernel 2. 6.32-754)
RHEL7
Red Hat Enterprise Linux 7.0 (Maipo), 2014-06-10 Uses Linux kernel 3. 10.0-123
7.1, also termed Update 1, 2015-03-05 (kernel 3. 10.0-229)
7.2, also termed Update 2, 2015-11-19 (kernel 3. 10.0-327)
7.3, also termed Update 3, 2016-11-03 (kernel 3. 10.0-514)
7.4, also termed Update 4, 2017-07-31 (kernel 3. 10.0-693)
7.5, also termed Update 5, 2018-04-10 (kernel 3. 10.0-862)
7.6, also termed Update 6, 2018-10-30 (kernel 3. 10.0-957)
7.7, also termed Update 7, 2019-08-06 (kernel 3. 10.0-1062)
7.8, also termed Update 8, 2020-03-31 (kernel 3. 10.0-1127)
7.9, also termed Update 9, 2020-09-29 (kernel 3. 10.0-1160)
RHEL8
Red Hat Enterprise Linux 8 (Ootpa)은 Fedora 28, 업스트림 리눅스 커널 4.18, systemd 239 및 그놈 3.28을 기반으로 한다. 첫 번째 베타 버전은 2018년 11월 14일에 발표되었다. Red Hat Enterprise Linux 8은 공식적으로 2019-05-07에 발표되었다.
Red Hat Enterprise Linux 8.0 (Ootpa), 2019-05-07 (kernel 4.18.0-80)
Red Hat Enterprise Linux 8.1 (Ootpa), 2019-11-05 (kernel 4.18.0-147)
Red Hat Enterprise Linux 8.2 (Ootpa), 2020-04-28 (kernel 4.18.0-193)
Red Hat Enterprise Linux 8.3 (Ootpa), 2020-11-03 (kernel 4.18.0-240)
버전을 읽을 때 한때 "RHEL 4 업데이트 5"로 불렀던 것은 표기 방식이 바뀌어 이제는 4.5로 부른다.
RedHat site 에서의 Red Hat Enterprise Linux Release Dates: 

https://access.redhat.com/articles/3078