[FFmpeg-devel] [PATCH] avcodec/aacdec_template: skip apply_tns() if max_sfb is 0 (from previous header decode failure)

[Michael Niedermayer]

On Sat, May 18, 2019 at 12:01:35PM +0200, Michael Niedermayer wrote:
> Fixes: NULL pointer dereference
> Fixes: 14723/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_LATM_fuzzer-5654612436058112
> Fixes: 14724/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_LATM_fuzzer-5712607111020544
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/aacdec_template.c | 3 +++
>  1 file changed, 3 insertions(+)

will apply

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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