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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-05 12:48:12 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-20 03:41:33 +0200 |
| commit | e9242134920aad4e44174f50b42f651cb5c013b6 (patch) | |
| tree | 7eb78417961046fe3967e5c6b87f429c1255016e /libavcodec | |
| parent | 7ab622408344d7282211296b869daf534d369a2e (diff) | |
| download | ffmpeg-e9242134920aad4e44174f50b42f651cb5c013b6.tar.gz | |
avcodec/tiertexseqv: set the fixed dimenasions, do not depend on the demuxer doing so
Fixes: out of array access
Fixes: 1348/clusterfuzz-testcase-minimized-6195673642827776
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ce551a3925a1cf9c7824e26a246b99b6773bda4b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/tiertexseqv.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/tiertexseqv.c b/libavcodec/tiertexseqv.c index df12ee3809..f86ae2aac1 100644 --- a/libavcodec/tiertexseqv.c +++ b/libavcodec/tiertexseqv.c @@ -213,10 +213,15 @@ static int seqvideo_decode(SeqVideoContext *seq, const unsigned char *data, int static av_cold int seqvideo_decode_init(AVCodecContext *avctx) { SeqVideoContext *seq = avctx->priv_data; + int ret; seq->avctx = avctx; avctx->pix_fmt = AV_PIX_FMT_PAL8; + ret = ff_set_dimensions(avctx, 256, 128); + if (ret < 0) + return ret; + seq->frame = av_frame_alloc(); if (!seq->frame) return AVERROR(ENOMEM); |