Fixes: signed integer overflow: 72128794995445727 * 240 cannot be represented in type 'long' Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_SDS_fuzzer-6628185583779840
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/sdsdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/sdsdec.c b/libavformat/sdsdec.c index f98096dca98..d296500beca 100644 --- a/libavformat/sdsdec.c +++ b/libavformat/sdsdec.c @@ -112,7 +112,7 @@ static int sds_read_header(AVFormatContext *ctx) st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; st->codecpar->ch_layout.nb_channels = 1; st->codecpar->sample_rate = sample_period ? 1000000000 / sample_period : 16000; - st->duration = (avio_size(pb) - 21) / (127) * s->size / 4; + st->duration = av_rescale((avio_size(pb) - 21) / 127, s->size, 4); avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate); -- 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".
