QEMU 4.1.0 has a memory leak in zrlecompressdata in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-20382.json"