On 8/28/20, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: out of array access > Fixes: > 24823/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_fuzzer-4855119863349248 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/cfhd.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >
It is not invalid, but unsupported. > diff --git a/libavcodec/cfhd.c b/libavcodec/cfhd.c > index 291d53e02e..be06b184de 100644 > --- a/libavcodec/cfhd.c > +++ b/libavcodec/cfhd.c > @@ -486,7 +486,7 @@ static int cfhd_decode(AVCodecContext *avctx, void > *data, int *got_frame, > s->sample_type = data; > av_log(avctx, AV_LOG_DEBUG, "Sample type? %"PRIu16"\n", data); > } else if (tag == TransformType) { > - if (data > 2) { > + if (data != 0 && data != 2) { > av_log(avctx, AV_LOG_ERROR, "Invalid transform type\n"); > ret = AVERROR(EINVAL); > break; > -- > 2.17.1 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".