Debian LTS: DLA-2742-1 Critical Buffer Overflow Threat in ffmpeg

CVE-2020-21041

Buffer Overflow vulnerability exists via apng_do_inverse_blend in
libavcodec/pngenc.c, which could let a remote malicious user cause a
Denial of Service.

CVE-2020-22015

Buffer Overflow vulnerability in mov_write_video_tag due to the out of
bounds in libavformat/movenc.c, which could let a remote malicious user
obtain sensitive information, cause a Denial of Service, or execute
arbitrary code.

CVE-2020-22016

A heap-based Buffer Overflow vulnerability at libavcodec/get_bits.h when
writing .mov files, which might lead to memory corruption and other
potential consequences.

CVE-2020-22020

Buffer Overflow vulnerability in the build_diff_map function in
libavfilter/vf_fieldmatch.c, which could let a remote malicious user cause
a Denial of Service.

CVE-2020-22021

Buffer Overflow vulnerability at filter_edges function in
libavfilter/vf_yadif.c, which could let a remote malicious user cause a
Denial of Service.

CVE-2020-22022