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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-09-20 10:25:05 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-01-06 11:30:43 +0100 |
| commit | f34c2a9f941c1f7c13a3b54dd203618612674037 (patch) | |
| tree | 7f84468f9f4ca0133a34e1812ce52b5c7363b795 /libavcodec | |
| parent | a600c6fa02f982b4b5469ee5d91f2f433c8c2e86 (diff) | |
| download | ffmpeg-f34c2a9f941c1f7c13a3b54dd203618612674037.tar.gz | |
avcodec/utils: Check channels fully earlier
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 83f2555e5ff571cbf5c226a920602e91228039ab)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/utils.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index cfe40c59f7..b7c47af89e 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -674,8 +674,8 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code if (av_codec_is_decoder(codec)) av_freep(&avctx->subtitle_header); - if (avctx->channels > FF_SANE_NB_CHANNELS) { - av_log(avctx, AV_LOG_ERROR, "Too many channels: %d\n", avctx->channels); + if (avctx->channels > FF_SANE_NB_CHANNELS || avctx->channels < 0) { + av_log(avctx, AV_LOG_ERROR, "Too many or invalid channels: %d\n", avctx->channels); ret = AVERROR(EINVAL); goto free_and_end; } |