libEMF (aka ECMA-234 Metafile Library) through 1.0.11 allows a use-after-free.
https://sourceforge.net/p/libemf/news/2020/05/re-release-of-libemf-1012/
https://sourceforge.net/p/libemf/mailman/libemf-devel/
https://sourceforge.net/p/libemf/code/commit_browser
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00036.html