lib/50609: lib/libusbhid/usage.c: 3 * missing ranges in scanf

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>Number:         50609
>Category:       lib
>Synopsis:       lib/libusbhid/usage.c: 3 * missing ranges in scanf
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Jan 02 14:05:01 +0000 2016
>Originator:     David Binderman
>Release:        cvs dated 20160102
>Organization:
>Environment:
>Description:
1.

[lib/libusbhid/usage.c:97]: (warning) scanf without field width limits can crash with huge input data.

       if (sscanf(line, " * %[^\n]", name) == 1)

but

    char line[100], name[100], *p, *n;

2.

[lib/libusbhid/usage.c:99]: (warning) scanf without field width limits can crash with huge input data.

        else if (sscanf(line, " 0x%x %[^\n]", &no, name) != 2 &&

3.

[lib/libusbhid/usage.c:100]: (warning) scanf without field width limits can crash with huge input data.

           sscanf(line, " %d %[^\n]", &no, name) != 2)

>How-To-Repeat:

>Fix: