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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>
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Michael Niedermayer
2024-12-01 22:27:18 +01:00
parent 695b7c71d9
commit 3f029bfb7f
1 changed files with 1 additions and 0 deletions
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libavcodec/aacsbr_template.c
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@@ -599,6 +599,7 @@ static int sbr_make_f_derived(AACDecContext *ac, SpectralBandReplication *sbr)
if (sbr->n_q > 5) { if (sbr->n_q > 5) {
av_log(ac->avctx, AV_LOG_ERROR, "Too many noise floor scale factors: %d\n", sbr->n_q); av_log(ac->avctx, AV_LOG_ERROR, "Too many noise floor scale factors: %d\n", sbr->n_q);
sbr->n_q = 1;
return -1; return -1;
} }