Message ID | 20180521213051.21993-1-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | e1182fac1afba92a4975917823a5f644bee7e6e8 |
Headers | show |
On Mon, May 21, 2018 at 11:30:51PM +0200, Michael Niedermayer wrote: > Fixes truncation > Fixes Assertion n <= 31 && value < (1U << n) failed at libavcodec/put_bits.h:169 > Fixes: ffmpeg_crash_2.avi > > Found-by: Thuan Pham <thuanpv@comp.nus.edu.sg>, Marcel Böhme, Andrew Santosa and Alexandru RazvanCaciulescu with AFLSmart > > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/mpeg4videoenc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...]
diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c index 494452c938..f6a5992df7 100644 --- a/libavcodec/mpeg4videoenc.c +++ b/libavcodec/mpeg4videoenc.c @@ -882,7 +882,7 @@ void ff_set_mpeg4_time(MpegEncContext *s) static void mpeg4_encode_gop_header(MpegEncContext *s) { - int hours, minutes, seconds; + int64_t hours, minutes, seconds; int64_t time; put_bits(&s->pb, 16, 0);
Fixes truncation Fixes Assertion n <= 31 && value < (1U << n) failed at libavcodec/put_bits.h:169 Fixes: ffmpeg_crash_2.avi Found-by: Thuan Pham <thuanpv@comp.nus.edu.sg>, Marcel Böhme, Andrew Santosa and Alexandru RazvanCaciulescu with AFLSmart Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/mpeg4videoenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)