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 could result in disclosure of information. CREATE(Triage):(User=admin) CVE-2020-20902 (https://nvd.nist.gov/vuln/detail/CVE-2020-20902)
