Fixes: signed integer overflow: 32 * -1795162112 cannot be represented in type 'int' Fixes: 26910/clusterfuzz-testcase-minimized-ffmpeg_dem_SOX_fuzzer-6724151473340416
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/soxdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/soxdec.c b/libavformat/soxdec.c index d3f709f9a6..35e11feec6 100644 --- a/libavformat/soxdec.c +++ b/libavformat/soxdec.c @@ -90,7 +90,7 @@ static int sox_read_header(AVFormatContext *s) sample_rate_frac); if ((header_size + 4) & 7 || header_size < SOX_FIXED_HDR + comment_size - || st->codecpar->channels > 65535) /* Reserve top 16 bits */ { + || st->codecpar->channels > 65535 || st->codecpar->channels <= 0) /* Reserve top 16 bits */ { av_log(s, AV_LOG_ERROR, "invalid header\n"); return AVERROR_INVALIDDATA; } -- 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".
