ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Tue Oct 15 23:40:21 2019 +0200| [03ea8d8cd45e55eeb9675c38184dc2149710a557] | committer: Michael Niedermayer
avcodec/dstdec: Check read_table() for failure Fixes: Timeout (too long -> 42sec) Fixes: 18181/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-5736646250594304 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=03ea8d8cd45e55eeb9675c38184dc2149710a557 --- libavcodec/dstdec.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/libavcodec/dstdec.c b/libavcodec/dstdec.c index 48271b10f7..e0519d2a0b 100644 --- a/libavcodec/dstdec.c +++ b/libavcodec/dstdec.c @@ -302,11 +302,15 @@ static int decode_frame(AVCodecContext *avctx, void *data, /* Filter Coef Sets (10.12) */ - read_table(gb, &s->fsets, fsets_code_pred_coeff, 7, 9, 1, 0); + ret = read_table(gb, &s->fsets, fsets_code_pred_coeff, 7, 9, 1, 0); + if (ret < 0) + return ret; /* Probability Tables (10.13) */ - read_table(gb, &s->probs, probs_code_pred_coeff, 6, 7, 0, 1); + ret = read_table(gb, &s->probs, probs_code_pred_coeff, 6, 7, 0, 1); + if (ret < 0) + return ret; /* Arithmetic Coded Data (10.11) */ _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".