[FFmpeg-trac] #6831(undetermined:new): tivo: crash with fuzzed file 2
FFmpeg
trac at avcodec.org
Sun Nov 12 22:47:12 EET 2017
#6831: tivo: crash with fuzzed file 2
-------------------------------------+-------------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: | undetermined
unspecified | Keywords:
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
-------------------------------------+-------------------------------------
https://files.fm/u/78wzjjsx
{{{
(gdb) r -i f/ty/scheduled_fuzz.ty+
The program being debugged has been started already.
Start it from the beginning? (y or n) y
Starting program: /media/sdb1/ffmpeg/ffmpeg_g -i f/ty/scheduled_fuzz.ty+
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
ffmpeg version 3.4.git Copyright (c) 2000-2017 the FFmpeg developers
built with gcc 5.3.0 (Ubuntu 5.3.0-3ubuntu1~14.04) 20151204
configuration: --enable-gpl --disable-ffprobe --disable-ffplay
--disable-ffserver
libavutil 56. 0.100 / 56. 0.100
libavcodec 58. 2.100 / 58. 2.100
libavformat 58. 2.100 / 58. 2.100
libavdevice 58. 0.100 / 58. 0.100
libavfilter 7. 0.101 / 7. 0.101
libswscale 5. 0.101 / 5. 0.101
libswresample 3. 0.101 / 3. 0.101
libpostproc 55. 0.100 / 55. 0.100
Program received signal SIGSEGV, Segmentation fault.
0x08388b88 in parse_master (s=0x9aa91a0) at libavformat/ty.c:381
381 ty->seq_table[j].timestamp = AV_RB64(ty->chunk +
ty->cur_chunk_pos);
(gdb) bt
#0 0x08388b88 in parse_master (s=0x9aa91a0) at libavformat/ty.c:381
#1 get_chunk (s=<optimized out>) at libavformat/ty.c:414
#2 ty_read_packet (s=0x9aa91a0, pkt=0xbfffe7e8) at libavformat/ty.c:729
#3 0x0838f4c2 in ff_read_packet (s=0x9aa91a0, pkt=0xbfffe7e8)
at libavformat/utils.c:823
#4 0x0839305c in read_frame_internal (s=s at entry=0x9aa91a0,
pkt=pkt at entry=0xbfffea54) at libavformat/utils.c:1526
#5 0x08398506 in avformat_find_stream_info (ic=0x9aa91a0,
options=0x9aa97e0)
at libavformat/utils.c:3704
#6 0x080cc2a1 in open_input_file (o=o at entry=0xbfffed58,
filename=<optimized out>) at fftools/ffmpeg_opt.c:1078
#7 0x080ce56d in open_files (l=0x9aa902c, l=0x9aa902c,
open_file=0x80caf90 <open_input_file>, inout=0x8d95be9 "input")
at fftools/ffmpeg_opt.c:3281
#8 ffmpeg_parse_options (argc=3, argv=0xbffff144) at
fftools/ffmpeg_opt.c:3321
#9 0x080c6a4a in main (argc=3, argv=0xbffff144) at fftools/ffmpeg.c:4775
(gdb)
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/6831>
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