ImageMagick is vulnerable to denial of service (DoS). The attacker can send a malicious file to the UnmapBlob
function in order to cause a use-after-free flaw, leading to an application crash.
lists.opensuse.org/opensuse-security-announce/2019-11/msg00040.html
lists.opensuse.org/opensuse-security-announce/2019-11/msg00042.html
github.com/ImageMagick/ImageMagick/commit/c5d012a46ae22be9444326aa37969a3f75daa3ba
github.com/ImageMagick/ImageMagick/compare/7.0.8-41...7.0.8-42
github.com/ImageMagick/ImageMagick6/commit/614a257295bdcdeda347086761062ac7658b6830
github.com/ImageMagick/ImageMagick6/issues/43