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[FFmpeg-devel,4/6] avformat/asfdec_f: Use 64bit for packet start time

Message ID 20220719113453.23169-4-michael@niedermayer.cc
State Accepted
Commit 8ed78486fcb065b5b459f14d4b1c3242f6d21ec7
Headers show
Series [FFmpeg-devel,1/6] avcodec/mpeg4videoenc: fix encoding long frames | expand

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Commit Message

Michael Niedermayer July 19, 2022, 11:34 a.m. UTC 
Fixes: signed integer overflow: 2147483647 + 32 cannot be represented in type 'int'
Fixes: 49014/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6314973315334144

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavformat/asfdec_f.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Michael Niedermayer July 21, 2022, 5:34 p.m. UTC | #1 
On Tue, Jul 19, 2022 at 01:34:51PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 2147483647 + 32 cannot be represented in type 'int'
> Fixes: 49014/clusterfuzz-testcase-minimized-ffmpeg_dem_ASF_fuzzer-6314973315334144
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libavformat/asfdec_f.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

[...]
diff mbox series

Patch

diff --git a/libavformat/asfdec_f.c b/libavformat/asfdec_f.c
index 7fc174635b..bdbd4271c8 100644
--- a/libavformat/asfdec_f.c
+++ b/libavformat/asfdec_f.c
@@ -104,7 +104,7 @@  typedef struct ASFContext {
     int ts_is_pts;
     int packet_multi_size;
     int packet_time_delta;
-    int packet_time_start;
+    int64_t packet_time_start;
     int64_t packet_pos;
 
     int stream_index;