diff options
| -rw-r--r-- | libavformat/flvdec.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 30d1fcf4b7..e4b40a195c 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -453,9 +453,13 @@ static int parse_keyframes_index(AVFormatContext *s, AVIOContext *ioc, int64_t m } for (i = 0; i < arraylen && avio_tell(ioc) < max_pos - 1; i++) { + double d; if (avio_r8(ioc) != AMF_DATA_TYPE_NUMBER) goto invalid; - current_array[0][i] = av_int2double(avio_rb64(ioc)); + d = av_int2double(avio_rb64(ioc)); + if (isnan(d) || d < INT64_MIN || d > INT64_MAX) + goto invalid; + current_array[0][i] = d; } if (times && filepositions) { // All done, exiting at a position allowing amf_parse_object |