Fixes: Infinite loop Fixes: 26922/clusterfuzz-testcase-minimized-ffmpeg_dem_DHAV_fuzzer-5794549613723648
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> --- libavformat/dhav.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/dhav.c b/libavformat/dhav.c index 53deaff77e..6989b9bc01 100644 --- a/libavformat/dhav.c +++ b/libavformat/dhav.c @@ -290,6 +290,8 @@ static int dhav_read_header(AVFormatContext *s) int seek_back; seek_back = avio_rl32(s->pb) + 8; + if (seek_back < 9) + break; dhav->last_good_pos = avio_tell(s->pb); avio_seek(s->pb, -seek_back, SEEK_CUR); } -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
