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    Annotation of /trunk/koffice/patches/koffice-xpdf-CVE-2007-3387.diff

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    Revision 291 - (hide annotations) (download)
    Thu Aug 16 17:30:30 2007 UTC (16 years, 8 months ago) by niro
    File size: 601 byte(s) 
    -security update CVE-2007-3387
    1 niro 291 --- filters/kword/pdf/xpdf/xpdf/Stream.cc
    2     +++ filters/kword/pdf/xpdf/xpdf/Stream.cc
    3     @@ -413,13 +413,11 @@ StreamPredictor::StreamPredictor(Stream
    4     predLine = NULL;
    5     ok = gFalse;
    6    
    7     - if (width <= 0 || nComps <= 0 || nBits <= 0 ||
    8     - nComps >= INT_MAX / nBits ||
    9     - width >= INT_MAX / nComps / nBits)
    10     - return;
    11     -
    12     nVals = width * nComps;
    13     - if (nVals * nBits + 7 <= 0)
    14     + if (width <= 0 || nComps <= 0 || nBits <= 0 ||
    15     + nComps >= 4 || nBits > 16 ||
    16     + width >= INT_MAX / nComps ||
    17     + nVals >= (INT_MAX - 7) / nBits)
    18     return;
    19    
    20     pixBytes = (nComps * nBits + 7) >> 3;