The parse_string_node function in bplist.c in libimobiledevice libplist 1.12 allows local users to cause a denial of service (memory allocation error) via a crafted plist file.
https://lists.debian.org/debian-lts-announce/2020/04/msg00002.html
https://github.com/libimobiledevice/libplist/issues/94
https://github.com/libimobiledevice/libplist/commit/32ee5213fe64f1e10ec76c1ee861ee6f233120dd