ffmpeg -- multiple vulnerabilities

NVD reports:

An issue was discovered in the FFmpeg package, where
vp3_decode_frame in libavcodec/vp3.c lacks check of the
return value of av_malloc() and will cause a null pointer
dereference, impacting availability.

A null pointer dereference issue was discovered in
‘FFmpeg’ in decode_main_header() function of
libavformat/nutdec.c file. The flaw occurs because the
function lacks check of the return value of
avformat_new_stream() and triggers the null pointer
dereference error, causing an application to crash.

A vulnerability classified as problematic has been found
in ffmpeg. This affects an unknown part of the file
libavcodec/rpzaenc.c of the component QuickTime RPZA Video
Encoder. The manipulation of the argument y_size leads to
out-of-bounds read. It is possible to initiate the attack
remotely. The name of the patch is
92f9b28ed84a77138105475beba16c146bdaf984. It is recommended
to apply a patch to fix this issue. The associated
identifier of this vulnerability is VDB-213543.