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avcodec/photocd: Use ff_set_dimensions()

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Fixes: out of memory
Fixes: 25588/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PHOTOCD_fuzzer-6612945080156160

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2020-09-20 21:29:15 +02:00
parent 3162482a14
commit 34df97b088
1 changed files with 3 additions and 2 deletions
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5
libavcodec/photocd.c
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@ -323,8 +323,9 @@ static int photocd_decode_frame(AVCodecContext *avctx, void *data,
else
s->resolution = av_clip(4 - s->lowres, 0, 4);
avctx->width = img_info[s->resolution].width;
avctx->height = img_info[s->resolution].height;
ret = ff_set_dimensions(avctx, img_info[s->resolution].width, img_info[s->resolution].height);
if (ret < 0)
return ret;
if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0)
return ret;