A crafted self-referential DOS partition table will cause all Das U-Boot versions through 2019.07-rc4 to infinitely recurse, causing the stack to grow infinitely and eventually either crash or overwrite other data.
https://lists.denx.de/pipermail/u-boot/2019-July/375512.html
https://github.com/u-boot/u-boot/commits/master
https://gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75
https://cert-portal.siemens.com/productcert/pdf/ssa-618620.pdf