Module: libav Branch: master Commit: be65995d23c94064df9ab15246c16c757adcd0c4
Author: James Almer <[email protected]> Committer: Luca Barbato <[email protected]> Date: Fri Mar 9 13:00:55 2018 -0300 avcodec/extract_extradata: Zero-initialize the padding bytes in all allocated buffers Reviewed-by: Derek Buitenhuis <[email protected]> Signed-off-by: James Almer <[email protected]> Signed-off-by: Luca Barbato <[email protected]> --- libavcodec/extract_extradata_bsf.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/extract_extradata_bsf.c b/libavcodec/extract_extradata_bsf.c index 10d1080..0f1a4e0 100644 --- a/libavcodec/extract_extradata_bsf.c +++ b/libavcodec/extract_extradata_bsf.c @@ -114,6 +114,7 @@ static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt, ret = AVERROR(ENOMEM); goto fail; } + memset(extradata + extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); *data = extradata; *size = extradata_size; @@ -137,6 +138,8 @@ static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt, pkt->buf = filtered_buf; pkt->data = filtered_buf->data; pkt->size = filtered_data - filtered_buf->data; + + memset(pkt->data + pkt->size, 0, AV_INPUT_BUFFER_PADDING_SIZE); } } @@ -171,6 +174,7 @@ static int extract_extradata_vc1(AVBSFContext *ctx, AVPacket *pkt, return AVERROR(ENOMEM); memcpy(*data, pkt->data, extradata_size); + memset(*data + extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); *size = extradata_size; if (s->remove) { @@ -202,6 +206,7 @@ static int extract_extradata_mpeg124(AVBSFContext *ctx, AVPacket *pkt, return AVERROR(ENOMEM); memcpy(*data, pkt->data, *size); + memset(*data + *size, 0, AV_INPUT_BUFFER_PADDING_SIZE); if (s->remove) { pkt->data += *size; _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
