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TiffDec: enforce stricter mem/dimension limit on tiles

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Tile can be even larger than image dimensions.

Change-Id: I80518e815bb11d7a07c8189d0493b3cc60e29815
This commit is contained in:
Skal
2021-01-12 09:55:47 +01:00
parent 8696147da4
commit 289757fe1e
3 changed files with 31 additions and 19 deletions
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4
imageio/imageio_util.h
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@ -54,8 +54,8 @@ void ImgIoUtilCopyPlane(const uint8_t* src, int src_stride,
//------------------------------------------------------------------------------
// Returns 0 in case of overflow of nmemb * size.
int ImgIoUtilCheckSizeArgumentsOverflow(uint64_t nmemb, size_t size);
// Returns 0 in case of overflow, memory over-allocation or excessive dimension.
int ImgIoUtilCheckSizeArgumentsOverflow(uint64_t stride, size_t height);
#ifdef __cplusplus
} // extern "C"