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SUSE:SLE-15-SP1:GA
tiff
tiff-CVE-2022-2056,CVE-2022-2057,CVE-2022-2058....
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File tiff-CVE-2022-2056,CVE-2022-2057,CVE-2022-2058.patch of Package tiff
Index: tiff-4.0.9/libtiff/tif_aux.c =================================================================== --- tiff-4.0.9.orig/libtiff/tif_aux.c +++ tiff-4.0.9/libtiff/tif_aux.c @@ -398,6 +398,15 @@ _TIFFUInt64ToDouble(uint64 ui64) } } +uint32 _TIFFClampDoubleToUInt32(double val) +{ + if( val < 0 ) + return 0; + if( val > 0xFFFFFFFFU || val != val ) + return 0xFFFFFFFFU; + return (uint32)val; +} + int _TIFFSeekOK(TIFF* tif, toff_t off) { /* Huge offsets, especially -1 / UINT64_MAX, can cause issues */ Index: tiff-4.0.9/libtiff/tiffiop.h =================================================================== --- tiff-4.0.9.orig/libtiff/tiffiop.h +++ tiff-4.0.9/libtiff/tiffiop.h @@ -376,6 +376,8 @@ extern void* _TIFFCheckRealloc(TIFF*, vo extern double _TIFFUInt64ToDouble(uint64); extern float _TIFFUInt64ToFloat(uint64); +extern uint32 _TIFFClampDoubleToUInt32(double); + extern tmsize_t _TIFFReadEncodedStripAndAllocBuffer(TIFF* tif, uint32 strip, void **buf, tmsize_t bufsizetoalloc, Index: tiff-4.0.9/tools/tiffcrop.c =================================================================== --- tiff-4.0.9.orig/tools/tiffcrop.c +++ tiff-4.0.9/tools/tiffcrop.c @@ -5145,17 +5145,17 @@ computeInputPixelOffsets(struct crop_mas { if ((crop->res_unit == RESUNIT_INCH) || (crop->res_unit == RESUNIT_CENTIMETER)) { - x1 = (uint32) (crop->corners[i].X1 * scale * xres); - x2 = (uint32) (crop->corners[i].X2 * scale * xres); - y1 = (uint32) (crop->corners[i].Y1 * scale * yres); - y2 = (uint32) (crop->corners[i].Y2 * scale * yres); + x1 = _TIFFClampDoubleToUInt32(crop->corners[i].X1 * scale * xres); + x2 = _TIFFClampDoubleToUInt32(crop->corners[i].X2 * scale * xres); + y1 = _TIFFClampDoubleToUInt32(crop->corners[i].Y1 * scale * yres); + y2 = _TIFFClampDoubleToUInt32(crop->corners[i].Y2 * scale * yres); } else { - x1 = (uint32) (crop->corners[i].X1); - x2 = (uint32) (crop->corners[i].X2); - y1 = (uint32) (crop->corners[i].Y1); - y2 = (uint32) (crop->corners[i].Y2); + x1 = _TIFFClampDoubleToUInt32(crop->corners[i].X1); + x2 = _TIFFClampDoubleToUInt32(crop->corners[i].X2); + y1 = _TIFFClampDoubleToUInt32(crop->corners[i].Y1); + y2 = _TIFFClampDoubleToUInt32(crop->corners[i].Y2); } if (x1 < 1) crop->regionlist[i].x1 = 0; @@ -5218,17 +5218,17 @@ computeInputPixelOffsets(struct crop_mas { if (crop->res_unit != RESUNIT_INCH && crop->res_unit != RESUNIT_CENTIMETER) { /* User has specified pixels as reference unit */ - tmargin = (uint32)(crop->margins[0]); - lmargin = (uint32)(crop->margins[1]); - bmargin = (uint32)(crop->margins[2]); - rmargin = (uint32)(crop->margins[3]); + tmargin = _TIFFClampDoubleToUInt32(crop->margins[0]); + lmargin = _TIFFClampDoubleToUInt32(crop->margins[1]); + bmargin = _TIFFClampDoubleToUInt32(crop->margins[2]); + rmargin = _TIFFClampDoubleToUInt32(crop->margins[3]); } else { /* inches or centimeters specified */ - tmargin = (uint32)(crop->margins[0] * scale * yres); - lmargin = (uint32)(crop->margins[1] * scale * xres); - bmargin = (uint32)(crop->margins[2] * scale * yres); - rmargin = (uint32)(crop->margins[3] * scale * xres); + tmargin = _TIFFClampDoubleToUInt32(crop->margins[0] * scale * yres); + lmargin = _TIFFClampDoubleToUInt32(crop->margins[1] * scale * xres); + bmargin = _TIFFClampDoubleToUInt32(crop->margins[2] * scale * yres); + rmargin = _TIFFClampDoubleToUInt32(crop->margins[3] * scale * xres); } if ((lmargin + rmargin) > image->width) @@ -5258,24 +5258,24 @@ computeInputPixelOffsets(struct crop_mas if (crop->res_unit != RESUNIT_INCH && crop->res_unit != RESUNIT_CENTIMETER) { if (crop->crop_mode & CROP_WIDTH) - width = (uint32)crop->width; + width = _TIFFClampDoubleToUInt32(crop->width); else width = image->width - lmargin - rmargin; if (crop->crop_mode & CROP_LENGTH) - length = (uint32)crop->length; + length = _TIFFClampDoubleToUInt32(crop->length); else length = image->length - tmargin - bmargin; } else { if (crop->crop_mode & CROP_WIDTH) - width = (uint32)(crop->width * scale * image->xres); + width = _TIFFClampDoubleToUInt32(crop->width * scale * image->xres); else width = image->width - lmargin - rmargin; if (crop->crop_mode & CROP_LENGTH) - length = (uint32)(crop->length * scale * image->yres); + length = _TIFFClampDoubleToUInt32(crop->length * scale * image->yres); else length = image->length - tmargin - bmargin; } @@ -5674,13 +5674,13 @@ computeOutputPixelOffsets (struct crop_m { if (page->res_unit == RESUNIT_INCH || page->res_unit == RESUNIT_CENTIMETER) { /* inches or centimeters specified */ - hmargin = (uint32)(page->hmargin * scale * page->hres * ((image->bps + 7)/ 8)); - vmargin = (uint32)(page->vmargin * scale * page->vres * ((image->bps + 7)/ 8)); + hmargin = _TIFFClampDoubleToUInt32(page->hmargin * scale * page->hres * ((image->bps + 7) / 8)); + vmargin = _TIFFClampDoubleToUInt32(page->vmargin * scale * page->vres * ((image->bps + 7) / 8)); } else { /* Otherwise user has specified pixels as reference unit */ - hmargin = (uint32)(page->hmargin * scale * ((image->bps + 7)/ 8)); - vmargin = (uint32)(page->vmargin * scale * ((image->bps + 7)/ 8)); + hmargin = _TIFFClampDoubleToUInt32(page->hmargin * scale * ((image->bps + 7) / 8)); + vmargin = _TIFFClampDoubleToUInt32(page->vmargin * scale * ((image->bps + 7) / 8)); } if ((hmargin * 2.0) > (pwidth * page->hres)) @@ -5718,13 +5718,13 @@ computeOutputPixelOffsets (struct crop_m { if (page->mode & PAGE_MODE_PAPERSIZE ) { - owidth = (uint32)((pwidth * page->hres) - (hmargin * 2)); - olength = (uint32)((plength * page->vres) - (vmargin * 2)); + owidth = _TIFFClampDoubleToUInt32((pwidth * page->hres) - (hmargin * 2)); + olength = _TIFFClampDoubleToUInt32((plength * page->vres) - (vmargin * 2)); } else { - owidth = (uint32)(iwidth - (hmargin * 2 * page->hres)); - olength = (uint32)(ilength - (vmargin * 2 * page->vres)); + owidth = _TIFFClampDoubleToUInt32(iwidth - (hmargin * 2 * page->hres)); + olength = _TIFFClampDoubleToUInt32(ilength - (vmargin * 2 * page->vres)); } } @@ -5733,6 +5733,12 @@ computeOutputPixelOffsets (struct crop_m if (olength > ilength) olength = ilength; + if (owidth == 0 || olength == 0) + { + TIFFError("computeOutputPixelOffsets", "Integer overflow when calculating the number of pages"); + exit(EXIT_FAILURE); + } + /* Compute the number of pages required for Portrait or Landscape */ switch (page->orient) { Index: tiff-4.0.9/libtiff/libtiff.def =================================================================== --- tiff-4.0.9.orig/libtiff/libtiff.def +++ tiff-4.0.9/libtiff/libtiff.def @@ -157,6 +157,7 @@ EXPORTS TIFFAccessTagMethods TIFFYCbCrtoRGB _TIFFCheckMalloc _TIFFCheckRealloc + _TIFFClampDoubleToUInt32 _TIFFRewriteField _TIFFfree _TIFFmalloc
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