bin/111077: /bin/date -j -f "%b %Y" "Feb 2007" +%m returns 03 for Feb!!

[Ryan Pavely]

>Number:         111077
>Category:       bin
>Synopsis:       /bin/date -j -f "%b %Y" "Feb 2007" +%m returns 03 for Feb!!
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Mar 31 22:10:05 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator:     Ryan Pavely
>Release:        4.6, 4.8, 4.9, 5.3, 5.4, 5.5, 6.0, 6.1, 6.2
>Organization:
Net Access Corporation
>Environment:
FreeBSD #####.nac.net 4.6-STABLE FreeBSD 4.6-STABLE #0
FreeBSD #####.nac.net 4.8-RELEASE FreeBSD 4.8-RELEASE
FreeBSD #####.nac.net 4.9-RELEASE FreeBSD 4.9-RELEASE
FreeBSD #####.nac.net 5.2.1-RELEASE FreeBSD 5.2.1-RELEASE
FreeBSD #####.nac.net 5.3-RELEASE FreeBSD 5.3-RELEASE
FreeBSD #####.nac.net 5.4-RELEASE FreeBSD 5.4-RELEASE
FreeBSD #####.nac.net 5.5-RELEASE FreeBSD 5.5-RELEASE
FreeBSD #####.nac.net 6.0-RELEASE FreeBSD 6.0-RELEASE
FreeBSD #####.nac.net 6.1-RELEASE FreeBSD 6.1-RELEASE
FreeBSD #####.nac.net 6.2-RELEASE FreeBSD 6.2-RELEASE
>Description:
Date input of "mmm yyyy" for Feb always returns 03.

Flaw exists across all know bsd versions, intel, amd, 64bit, not, etc.


>How-To-Repeat:
> # /bin/date -j -f "%b %Y" "Jan 2007" +%m
> 01
> # /bin/date -j -f "%b %Y" "Feb 2007" +%m
> 03
> # /bin/date -j -f "%m %Y" "02 2007" +%m
> 03
> # /bin/date -j -f "%m %Y" "02 2007" +%m-%b
> 03-Mar
>Fix:
Got me :>
>Release-Note:
>Audit-Trail:
>Unformatted: