Buffer Overflow vulnerability in clj_media_size function in devices/gdevclj.c in Artifex Ghostscript 9.50 allows remote attackers to cause a denial of service or other unspecified impact(s) via opening of crafted PDF document. CREATE(Triage):(User=admin) CVE-2020-21890 (https://nvd.nist.gov/vuln/detail/CVE-2020-21890)