HuffmanTree_makeFromFrequencies in lodepng.c in LodePNG through 2019-09-28, as used in WinPR in FreeRDP and other products, has a memory leak because a supplied realloc pointer (i.e., the first argument to realloc) is also used for a realloc return value.
Lodepng v20220717 was discovered to contain a segmentation fault via the function pngdetail.
Published 2022-10-31 · Modified
5.5EPSS 0.003
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