The readchunk function in flif-dec.cpp in Free Lossless Image Format (FLIF) 0.3 allows remote attackers to cause a denial of service (invalid memory read and application crash) via a crafted flif file.

An issue was discovered in imagesavepng in image/image-png.cpp in Free Lossless Image Format (FLIF) 0.3. Attackers can trigger a heap-based buffer over-read in libpng via a crafted flif file.

An issue was discovered in imagesavepng in image/image-png.cpp in Free Lossless Image Format (FLIF) 0.3. Attackers can trigger a longjmp that leads to an uninitialized stack frame after a libpng error concerning the IHDR image width.

An issue was discovered in Free Lossless Image Format (FLIF) 0.3. The Plane function in image/image.hpp allows remote attackers to cause a denial of service (attempted excessive memory allocation) via a crafted file.