When ImageMagick 7.0.6-1 processes a crafted file in convert, it can lead to a Floating Point Exception (FPE) in the WritePALMImage() function in coders/palm.c, related to an incorrect bits-per-pixel calculation.
https://github.com/ImageMagick/ImageMagick/issues/560
https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html