Buffer Overflow vulnerability in function filter_vertically_##name in libavfilter/vf_avgblur.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts. CREATE(Triage):(User=admin) CVE-2020-20895 (https://nvd.nist.gov/vuln/detail/CVE-2020-20895)
