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Medium 6.3
libsixel before 1.8.7-r1 and 1.9.0 through 1.10.5 Heap Out-of-Bounds Write via GIF
libsixel before 1.8.7-r1 and 1.9.0 through 1.10.5 contains a heap out-of-bounds write vulnerability in gif_init_frame() in src/fromgif.c, which never checks the GIF transparent color index against the palette size. Attackers can supply a crafted GIF with a sm…
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Medium 4.0
saitoha libsixel until v1.8.7 was discovered to contain a memory leak via the component malloc_stub.c.
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Medium 5.3
saitoha libsixel img2sixel encoder.c sixel_debug_print_palette stack-based overflow
A vulnerability was found in saitoha libsixel up to 1.10.3. Affected by this issue is the function sixel_debug_print_palette of the file src/encoder.c of the component img2sixel. The manipulation results in stack-based buffer overflow. The attack must be init…