Relationship between CentOS and RedHat distributions and Linux kernel versions

Relationship between CentOS and RedHat distributions and Linux kernel versions

As RedHat and CentOS have many released versions, it is helpful to know the relationship between CentOS, Redhat, and Linux kernel versions. The corresponding list is as follows:

Redhat 9.0 --------------- 2.4.20-8
RHEL 3 Update 8------------2.4.21-47
RHEL 4 ---------------- 2.6.9-5
RHEL 4 Update 1------------2.6.9-11
RHEL 4 Update 2------------2.6.9-22
RHEL 4 Update 3------------2.6.9-34
RHEL 4 Update 4------------2.6.9-42
RHEL 4 Update 5------------2.6.9-55
RHEL 4 Update 6------------2.6.9-67
RHEL 4 Update 7------------2.6.9-78
CentOS 5/RHEL 5 ----------- 2.6.18-8
CentOS 5.1/RHEL 5 Update 1------2.6.18-53
CentOS 5.2/RHEL 5 Update 2------2.6.18-92
CentOS 5.3/RHEL 5 Update 3------2.6.18-128
CentOS 5.4/RHEL 5 Update 4------2.6.18-164
CentOS 5.5/RHEL 5 Update 5------2.6.18-194
CentOS 5.6/RHEL 5 Update 6------2.6.18-238
CentOS 5.7/RHEL 5 Update 7------2.6.18-274
CentOS 5.8/RHEL 5 Update 8------2.6.18-308
CentOS 5.9/RHEL 5 Update 9------2.6.18-348
CentOS 5.10/RHEL 5 Update 10------2.6.18-371
CentOS 6.0/RHEL 6 Update 0------2.6.32-71
CentOS 6.1/RHEL 6 Update 1------2.6.32-131
CentOS 6.2/RHEL 6 Update 2------2.6.32-220
CentOS 6.3/RHEL 6 Update 3------2.6.32-279
CentOS 6.4/RHEL 6 Update 4------2.6.32-358
CentOS 6.5/RHEL 6 Update 5------2.6.32-431
A more complete comparison table
CentOS version ubuntures [13] RHEL base KernelCentOS release daterel release date Delay (days)
2.1 i386 2.1 2.4.9 14 May 2004 [1] 17 May 2002 [14] 728
3.1 i386, x86-64, IA-64, s390, s390x 3.1 2.4.21-15 19 March 2004 [15] 23 October 2003 [14] 148
3.3 i386, x86-64, IA-64, s390, s390x 3.3 2.4.21-20 17 September 2004 3 September 2004 14
3.4 i386, x86-64, IA-64, s390, s390x 3.4 2.4.21-27 23 January 2005 12 December 2004 42
3.5 i386 3.5 2.4.21-32 10 June 2005 [16] 18 May 2005 23
3.6 i386 3.6 2.4.21-37 1 November 2005 [17] 28 September 2005 34
3.7 i386, x86-64, IA-64, s390, s390x 3.7 2.4.21-40 10 108l 2006 [18] 17 March 2006 23
3.8 i386, x86-64 3.8 2.4.21-47 25 August 2006 [19] 20 July 2006 36
3.9 i386, x86-64, IA-64, s390, s390x 3.9 2.4.21-50 26 July 2007 [20] 15 June 2007 41
4.0 i386, x86-64, various 4.0 2.6.9-5 9 March 2005 [21] 14 February 2005 [22] 23
4.1 i386, IA-64, s390 4.1 2.6.9-11 12 June 2005 [23] 8 June 2005 4
4.2 i386, x86-64, IA-64, s390, s390x, alpha 4.2 2.6.9-22 13 October 2005 [24] 5 October 2005 8
4.3 i386, x86-64, IA-64, s390, s390x 4.3 2.6.9-34 21 March 2006 [25] 12 March 2006 9
4.4 i386, x86-64 4.4 2.6.9-42 30 August 2006 [26] 10 August 2006 20
4.5 i386, x86-64, IA-64 4.5 2.6.9-55 17 May 2007 [27] 1 May 2007 16
4.6 i386, x86-64, IA-64, Alpha, s390, s390x, PowerPC (beta), iSCSI (beta) 4.6 2.6.9-67 16 December 2007 [28] 16 November 2007 [29] 30
4.7 i386, x86-64 4.7 2.6.9-78 13 September 2008 [30] 24 July 2008 [31] 51
4.8 i386, x86-64 4.8 2.6.9-89 21 August 2009 [32] 18 May 2009 [33] 95
4.9 i386, x86-64 4.9 2.6.9-100 2 March 2011 [34] 16 February 2011 [35] 14
5.0 i386, x86-64 5.0 2.6.18-8 12 369l 2007 [36] 14 March 2007 [37] 28
5.1 i386, x86-64 5.1 2.6.18-53 2 December 2007 [38] 7 November 2007 [39] 25
5.2 i386, x86-64 5.2 2.6.18-92 24 June 2008 [40] 21 May 2008 [41] 34
5.3 i386, x86-64 5.3 2.6.18-128 31 March 2009 [42] 20 January 2009 [43] 69
5.4 i386, x86-64 5.4 2.6.18-164 21 October 2009 [44] 2 September 2009 [45] 49
5.5 i386, x86-64 5.5 2.6.18-194 14 May 2010 [46] 31 March 2010 [47] 44
5.6 i386, x86-64 5.6 2.6.18-238 8 116l 2011 [48] 13 January 2011 [49] 85
5.7 i386, x86-64 5.7 2.6.18-274 13 September 2011 [50] 21 July 2011 [51] 54
5.8 i386, x86-64 5.8 2.6.18-308 7 March 2012 [52] 21 February 2012 [53] 15
5.9 i386, x86-64 5.9 2.6.18-348 17 January 2013 [54] 7 January 2013 [55] 10
5.10 i386, x86-64 5.10 2.6.18-371 19 October 2013 [56] 30 September 2013 [57] 19
6.0 i386, x86-64 6.0 2.6.32-71 10 July 2011 [58] 10 November 2010 [59] 242
6.1 i386, x86-64 6.1 2.6.32-131 9 December 2011 [60] 19 May 2011 [61] 204
6.2 i386, x86-64 6.2 2.6.32-220 20 December 2011 [62] 6 December 2011 [63] 14
6.3 i386, x86-64 6.3 2.6.32-279 9 July 2012 [64] 21 June 2012 [65] 18
6.4 i386, x86-64 6.4 2.6.32-358 9 March 2013 [66] 21 February 2013 [67] 15
6.5 i386, x86-64 6.5 2.6.32-431 1 December 2013 [68] 21 November 2013 [69] 10

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