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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-11-05 01:25:50 +0100 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2015-12-06 14:15:29 +0100 |
| commit | 5628d6202217b651c6977944a956b094c3174bea (patch) | |
| tree | f2b7b2e7e813dc0823478b7699b7f89aca27f48c | |
| parent | 58986f0fa15185e48561dc0da5b278d40a697a51 (diff) | |
| download | ffmpeg-5628d6202217b651c6977944a956b094c3174bea.tar.gz | |
avcodec/ffv1dec: Print an error if the quant table count is invalid
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a8b254e436dce2f5c8c6459108dab4b02cc6b79b)
| -rw-r--r-- | libavcodec/ffv1dec.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index 6b785a2855..c64a43e77b 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -521,8 +521,10 @@ static int read_extra_header(FFV1Context *f) } f->quant_table_count = get_symbol(c, state, 0); - if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES || !f->quant_table_count) + if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES || !f->quant_table_count) { + av_log(f->avctx, AV_LOG_ERROR, "quant table count %d is invalid\n", f->quant_table_count); return AVERROR_INVALIDDATA; + } for (i = 0; i < f->quant_table_count; i++) { f->context_count[i] = read_quant_tables(c, f->quant_tables[i]); |