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avcodec/aacsbr_template: Clear n_q on error

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Fixes: index 5 out of bounds for type 'uint8_t [5]'
Fixes: 377748135/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_LATM_fuzzer-5167109774049280

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3f029bfb7f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-12-01 22:27:18 +01:00
parent dda63e60a0
commit 34eb233f07
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libavcodec/aacsbr_template.c
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@ -592,6 +592,7 @@ static int sbr_make_f_derived(AACContext *ac, SpectralBandReplication *sbr)
if (sbr->n_q > 5) {
av_log(ac->avctx, AV_LOG_ERROR, "Too many noise floor scale factors: %d\n", sbr->n_q);
sbr->n_q = 1;
return -1;
}