virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-29 22:00:58 +02:00
Code Issues Releases Activity

avformat: Free the internal codec context at the end

Browse Source 
Avoid a use after free in avformat_find_stream_info.

(cherry picked from commit 9e4a5eb51b9f3b2bff0ef08e0074b7fe4893075d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Luca Barbato 2017-04-12 01:46:30 +02:00 committed by Michael Niedermayer
parent 35c1e95b41
commit 907a704c9f
1 changed files with 1 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
libavformat/utils.c
View File

@ -3435,12 +3435,6 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options)
}
}
// close codecs which were opened in try_decode_frame()
for (i = 0; i < ic->nb_streams; i++) {
st = ic->streams[i];
avcodec_close(st->codec);
}
ff_rfps_calculate(ic);
for (i = 0; i < ic->nb_streams; i++) {
@ -3556,6 +3550,7 @@ find_stream_info_err:
ic->streams[i]->codec->thread_count = 0;
if (st->info)
av_freep(&st->info->duration_error);
avcodec_close(st->codec);
av_freep(&ic->streams[i]->info);
}
if (ic->pb)