diff options
Diffstat (limited to 'core/fxcodec/codec')
| -rw-r--r-- | core/fxcodec/codec/fx_codec_tiff.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/core/fxcodec/codec/fx_codec_tiff.cpp b/core/fxcodec/codec/fx_codec_tiff.cpp index be9c7d447f..cf38d71b37 100644 --- a/core/fxcodec/codec/fx_codec_tiff.cpp +++ b/core/fxcodec/codec/fx_codec_tiff.cpp @@ -267,8 +267,13 @@ bool CCodec_TiffContext::LoadFrameInfo(int32_t frame, Tiff_Exif_GetStringInfo(m_tif_ctx, TIFFTAG_MAKE, pAttribute); Tiff_Exif_GetStringInfo(m_tif_ctx, TIFFTAG_MODEL, pAttribute); } - *width = pdfium::base::checked_cast<int32_t>(tif_width); - *height = pdfium::base::checked_cast<int32_t>(tif_height); + pdfium::base::CheckedNumeric<int32_t> checked_width = tif_width; + pdfium::base::CheckedNumeric<int32_t> checked_height = tif_height; + if (!checked_width.IsValid() || !checked_height.IsValid()) + return false; + + *width = checked_width.ValueOrDie(); + *height = checked_height.ValueOrDie(); *comps = tif_comps; *bpc = tif_bpc; if (tif_rps > tif_height) { |