In ImageMagick 7.x before 7.0.8-42 and 6.x before 6.9.10-42, there is a use after free vulnerability in the UnmapBlob function that allows an attacker to cause a denial of service by sending a crafted file.
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2019-14980.json"