{"action":"Upgrade ffmpeg to 7:4.2.2-1 or later.","affected":[{"fixed":"7:4.2.2-1","introduced":"0"}],"component":"ffmpeg","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["7:4.2.2-1"],"id":"tcs_01M5NES19VCBYCEJJERR8DCR0E","modified_at":"2026-09-11T11:02:02.966705255Z","published_at":"2021-09-20T16:15:09.463Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-20902","https://security-tracker.debian.org/tracker/CVE-2020-20902"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-20902#Debian:13/ffmpeg","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-20902"}],"summary":"A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that c"}