On 7/31/2024 4:54 PM, Michael Niedermayer wrote:
Fixes: division by zero
Fixes:
70561/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-6199435013455872
Fixes:
70565/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5783790316748800
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavformat/iamf_parse.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/iamf_parse.c b/libavformat/iamf_parse.c
index cdfd5f75fef..e007d6a7af2 100644
--- a/libavformat/iamf_parse.c
+++ b/libavformat/iamf_parse.c
@@ -252,7 +252,7 @@ static int codec_config_obu(void *s, IAMFContext *c,
AVIOContext *pb, int len)
if (ret < 0)
goto fail;
- if ((codec_config->nb_samples > INT_MAX) ||
+ if ((codec_config->nb_samples > INT_MAX) || codec_config->nb_samples <= 0
||
(-codec_config->audio_roll_distance > INT_MAX /
codec_config->nb_samples)) {
ret = AVERROR_INVALIDDATA;
goto fail;
LGTM
_______________________________________________
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".
