FFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in h2645_parse because alloc_rbsp_buffer in libavcodec/h2645_parse.c mishandles rbsp_buffer.
https://security.gentoo.org/glsa/202007-58
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html
https://trac.ffmpeg.org/ticket/8093
Source: Mitre, NVD
Published: 2019-09-05
Updated: 2023-02-28
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.005