qpopper2.52

From: Alan J Rosenthal (flapsat_private)
Date: Thu Jul 02 1998 - 09:51:50 PDT

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    While diffing the new qpopper distribution with my own modified
    qpopper2.41beta directory, I found something interesting in pop_uidl.c
    -- interesting to me at least, hopefully y'all on the list will assure me
    that it is not, in fact, interesting.  I had modified my 2.41beta directory
    in accordance with hints on this list, and the diffs found overflow checks
    missing in the new pop_uidl.c:
    
    diff -rs qpopper2.41beta1/pop_uidl.c qpopper2.5/pop_uidl.c
    60c60
    <       sprintf(buffer, "%d %.900s", msg_id, mp->uidl_str);
    ---
    >       sprintf(buffer, "%d %s", msg_id, mp->uidl_str);
    ...
    153c149
    <       sprintf(buffer, "%d %.900s", msg_id, mp->uidl_str);
    ---
    >       sprintf(buffer, "%d %s", msg_id, mp->uidl_str);
    170c166
    <           sprintf(buffer, "%d %.900s", x, mp->uidl_str);
    ---
    >           sprintf(buffer, "%d %s", x, mp->uidl_str);
    
    Are these limits in fact unnecessary, or have the qualcomm folks missed a few?
    (This file is the same in v2.52 -- got in this morning and started working on
    the 2.5 version before I saw last night's bugtraq mail... arggh)
    
    If these limits are indeed necessary, note that there's also a copy of this
    sprintf call on line 76.
    
    regards,
    



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