The r_bin_mdmp_init_directory_entry function in mdmp.c in radare2 2.7.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted Mini Crash Dump file.
https://github.com/radareorg/radare2/commit/eb7deb281df54771fb8ecf5890dc325a7d22d3e2