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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Michael Niedermayer: > Fixes: out of array access > Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6227491892887552 > Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6268561729126400 > Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6414805046788096 > Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6538151088488448 > Fixes: 62164/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_OSQ_fuzzer-6608131540779008 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/osq.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/libavcodec/osq.c b/libavcodec/osq.c > index 435f3ea7f69..abe15c97f18 100644 > --- a/libavcodec/osq.c > +++ b/libavcodec/osq.c > @@ -61,6 +61,15 @@ typedef struct OSQContext { > int pkt_offset; > } OSQContext; > > +static void osq_flush(AVCodecContext *avctx) > +{ > + OSQContext *s = avctx->priv_data; > + > + s->bitstream_size = 0; > + s->pkt_offset = 0; > + av_packet_unref(s->pkt); s->pkt is the same as avctx->internal->in_pkt which is unreferenced generically upon flush. So this is unnecessary. > +} > + > static av_cold int osq_close(AVCodecContext *avctx) > { > OSQContext *s = avctx->priv_data; > @@ -478,4 +487,5 @@ const FFCodec ff_osq_decoder = { > AV_SAMPLE_FMT_S16P, > AV_SAMPLE_FMT_S32P, > AV_SAMPLE_FMT_NONE }, > + .flush = osq_flush, > }; _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".