Legend: code, data, rodata, value
Stopped reason: SIGSEGV
0x0000000000428432 in DumpTrackInfo (file=0x655010, trackID=0x2, full_dump=GF_FALSE) at filedump.c:2058
2058 const char *st = gf_odf_stream_type_name(esd->decoderConfig->streamType);
gdb-peda$ p esd
$1 = (GF_ESD *) 0x659bb0
gdb-peda$ p esd->decoderConfig
$2 = (GF_DecoderConfig *) 0x0
bug report
�[33m[iso file] more than one stts entry at the end of the track with sample_delta=0 - forbidden ! Fixing to 1
�[0m�[31m[ODF] Error reading descriptor (tag 4 size 47): Invalid MPEG-4 Descriptor
�[0m�[33m[iso file] Unknown box type ....
�[0m�[31m[iso file] Read Box type .... (0x01000000) has size 0 but is not at root/file level, skipping
�[0m�[33m[iso file] Unknown box type ...
�[0m�[33m[iso file] Unknown box type ...<
�[0m�[33m[iso file] Unknown box type ...<
�[0m�[33m[iso file] Unknown box type ...<
�[0m�[33m[iso file] Unknown box type <JC.
�[0m�[31m[iso file] Incomplete box UNKN
�[0m�[31m[iso file] Incomplete file while reading for dump - aborting parsing
�[0m* Movie Info *
Timescale 600 - 2 tracks
Computed Duration 00:00:04.966 - Indicated Duration 00:00:04.966
Fragmented File: no
File suitable for progressive download (moov before mdat)
File Brand mp42 - version 1
Compatible brands: mp42 mp41
Created: GMT Fri Oct 28 17:46:46 2005
Modified: GMT Fri Oct 28 17:46:46 2005
File has no MPEG4 IOD/OD
Track # 1 Info - TrackID 1 - TimeScale 32000
Media Duration 00:00:00.004 - Indicated Duration 00:00:04.992
Track has 1 edit lists: track duration is 00:00:04.966
Media Info: Language "English (eng)" - Type "soun:mp4a" - 156 samples
MPEG-4 Config: Audio Stream - ObjectTypeIndication 0x40
MPEG-4 Audio AAC LC - 2 Channel(s) - SampleRate 32000
Self-synchronized
RFC6381 Codec Parameters: mp4a.40.2
All samples are sync
Track # 2 Info - TrackID 2 - TimeScale 30
Media Duration 00:00:00.000 - Indicated Duration 00:00:04.966
Track has 1 edit lists: track duration is 00:00:04.966
Media Info: Language "English (eng)" - Type "vide:mp4v" - 0 samples
Visual Track layout: x=0 y=0 width=190 height=240
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4953==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000008 (pc 0x0000005794e8 bp 0x7ffde6e30af0 sp 0x7ffde6e0aba0 T0)
==4953==The signal is caused by a READ memory access.
==4953==Hint: address points to the zero page.
#0 0x5794e7 in DumpTrackInfo /src/gpac/applications/mp4box/filedump.c:2058:65
#1 0x587ca2 in DumpMovieInfo /src/gpac/applications/mp4box/filedump.c:2950:3
#2 0x54d944 in mp4boxMain /src/gpac/applications/mp4box/main.c:4305:9
#3 0x7f7c7de2f82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#4 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /src/gpac/applications/mp4box/filedump.c:2058:65 in DumpTrackInfo
==4953==ABORTING
others
from fuzz project None
crash name None-00000322-1558597650.mp4
Auto-generated by pyspider at 2019-05-23 16:16:43
please send email to teamseri0us360@gmail.com if you have any questions.
Stopped reason: SIGSEGV
0x00007ffff7865711 in gf_isom_get_original_format_type (the_file=0x655010, trackNumber=0x2, sampleDescriptionIndex=0x1, outOriginalFormat=0x7ffffffcbf94)
at isomedia/drm_sample.c:540
540 if (outOriginalFormat && sinf->original_format) {
$1 = (GF_ProtectionSchemeInfoBox *) 0x0
bug report
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4969==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000020 (pc 0x7fd4b273ace9 bp 0x7ffc1d1f1070 sp 0x7ffc1d1f0fc0 T0)
==4969==The signal is caused by a READ memory access.
==4969==Hint: address points to the zero page.
#0 0x7fd4b273ace8 in gf_isom_get_original_format_type /src/gpac/src/isomedia/drm_sample.c:540:33
#1 0x7fd4b2961ecc in gf_media_get_rfc_6381_codec_name /src/gpac/src/media_tools/dash_segmenter.c:429:8
#2 0x580975 in DumpTrackInfo /src/gpac/applications/mp4box/filedump.c:2647:3
#3 0x587ca2 in DumpMovieInfo /src/gpac/applications/mp4box/filedump.c:2950:3
#4 0x54d944 in mp4boxMain /src/gpac/applications/mp4box/main.c:4305:9
#5 0x7fd4b112682f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#6 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /src/gpac/src/isomedia/drm_sample.c:540:33 in gf_isom_get_original_format_type
==4969==ABORTING
others
from fuzz project None
crash name None-00000995-1558597651.mp4
Auto-generated by pyspider at 2019-05-23 16:16:43
please send email to teamseri0us360@gmail.com if you have any questions.
Stopped reason: SIGSEGV
0x00007ffff78a6829 in GetESD (moov=0x656790, trackID=0x2, StreamDescIndex=0x1, outESD=0x7ffffffcbfe0) at isomedia/track.c:271
271 (esd->decoderConfig->streamType==GF_STREAM_VISUAL)) {
gdb-peda$ p esd->decoderConfig
$1 = (GF_DecoderConfig *) 0x0
bug report
�[33m[iso file] Unknown box type schh
�[0m�[33mICC colour profile not supported
�[0m�[33m[iso file] Unknown box type ....
�[0m�[31m[iso file] Incomplete box UNKN
�[0m�[31m[iso file] Incomplete file while reading for dump - aborting parsing
�[0m* Movie Info *
Timescale 90000 - 2 tracks
Computed Duration 00:00:00.000 - Indicated Duration 00:00:00.000
Fragmented File: yes - duration 00:00:05.589
1 fragments - 1 SegmentIndexes
File suitable for progressive download (moov before mdat)
File Brand iso5 - version 1
Compatible brands: avc1 .so5 dash
Created: GMT Wed Mar 26 00:20:53 2014
Modified: GMT Wed Mar 26 00:20:54 2014
File has root IOD (9 bytes)
Scene PL 0xff - Graphics PL 0xff - OD PL 0xff
Visual PL: AVC/H264 Profile (0x7f)
Audio PL: High Quality Audio Profile @ Level 2 (0x0f)
No streams included in root OD
iTunes Info:
Encoder Software: HandBrake 0.9.9 2013052900
1 UDTA types: meta (1)
Track # 1 Info - TrackID 1 - TimeScale 90000
Media Duration 00:00:00.000 - Indicated Duration 00:00:00.000
Media Info: Language "Undetermined (und)" - Type "vide:encv" - 0 samples
Fragmented track: 15 samples - Media Duration 00:00:00.500
Visual Track layout: x=0 y=0 width=560 height=320
MPEG-4 Config: Visual Stream - ObjectTypeIndication 0x21
AVC/H264 Video - Visual Size 560 x 320
AVC Info: 0 SPS - 0 PPS - Profile Baseline @ Level 3
NAL Unit length bits: 32
Chroma format YUV 4:2:0 - Luma bit depth 8 - chroma bit depth 8
Self-synchronized
*Encrypted stream - unknown scheme
�[33m[ISOM Tools] Unkown protection scheme type
�[0m RFC6381 Codec Parameters: avc1.42C01E
All samples are sync
Track # 2 Info - TrackID 2 - TimeScale 48000
Media Duration 00:00:00.000 - Indicated Duration 00:00:00.000
Media Info: Language "English (eng)" - Type "soun:enca" - 0 samples
Fragmented track: 24 samples - Media Duration 00:00:00.512
1 UDTA types: name (1)
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4998==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000008 (pc 0x7f500d1be119 bp 0x7ffeb6a2b510 sp 0x7ffeb6a2b2c0 T0)
==4998==The signal is caused by a READ memory access.
==4998==Hint: address points to the zero page.
#0 0x7f500d1be118 in GetESD /src/gpac/src/isomedia/track.c:271:28
#1 0x7f500d0e230a in gf_isom_get_esd /src/gpac/src/isomedia/isom_read.c:1086:6
#2 0x57946a in DumpTrackInfo /src/gpac/applications/mp4box/filedump.c:2054:9
#3 0x587ca2 in DumpMovieInfo /src/gpac/applications/mp4box/filedump.c:2950:3
#4 0x54d944 in mp4boxMain /src/gpac/applications/mp4box/main.c:4305:9
#5 0x7f500baaa82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#6 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /src/gpac/src/isomedia/track.c:271:28 in GetESD
==4998==ABORTING
others
from fuzz project None
crash name None-00001079-1558597651.mp4
Auto-generated by pyspider at 2019-05-23 16:16:45
please send email to teamseri0us360@gmail.com if you have any questions.
An issue was discovered in MP4Box 0.7.1, There is a/an heap-buffer-overflow in function ReadGF_IPMPX_RemoveToolNotificationListener at ipmpx_code.c:1103-54
�[33m[iso file] Unknown box type ....
�[0m=================================================================
==5055==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60400000023c at pc 0x7fd7187bb791 bp 0x7ffc7c0c1d10 sp 0x7ffc7c0c1d08
WRITE of size 4 at 0x60400000023c thread T0
#0 0x7fd7187bb790 in ReadGF_IPMPX_RemoveToolNotificationListener /src/gpac/src/odf/ipmpx_code.c:1103:54
#1 0x7fd7187bb790 in GF_IPMPX_ReadData /src/gpac/src/odf/ipmpx_code.c:1981
#2 0x7fd7187b42a3 in gf_ipmpx_data_parse /src/gpac/src/odf/ipmpx_code.c:293:6
#3 0x7fd7187bae47 in ReadGF_IPMPX_MutualAuthentication /src/gpac/src/odf/ipmpx_code.c:440:7
#4 0x7fd7187bae47 in GF_IPMPX_ReadData /src/gpac/src/odf/ipmpx_code.c:1985
#5 0x7fd7187b42a3 in gf_ipmpx_data_parse /src/gpac/src/odf/ipmpx_code.c:293:6
#6 0x7fd718790176 in gf_odf_read_ipmp /src/gpac/src/odf/odf_code.c:2421:8
#7 0x7fd71876cf30 in gf_odf_read_descriptor /src/gpac/src/odf/desc_private.c:310:10
#8 0x7fd71876fe7f in gf_odf_parse_descriptor /src/gpac/src/odf/descriptors.c:161:8
#9 0x7fd71879bb29 in gf_odf_desc_read /src/gpac/src/odf/odf_codec.c:302:6
#10 0x7fd71856a82a in esds_Read /src/gpac/src/isomedia/box_code_base.c:1259:7
#11 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9
#12 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196
#13 0x7fd71857f524 in audio_sample_entry_Read /src/gpac/src/isomedia/box_code_base.c:3952:8
#14 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9
#15 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196
#16 0x7fd71861dcdf in gf_isom_box_array_read_ex /src/gpac/src/isomedia/box_funcs.c:1217:7
#17 0x7fd71858fdd3 in stsd_Read /src/gpac/src/isomedia/box_code_base.c:5604:9
#18 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9
#19 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196
#20 0x7fd71861ab97 in gf_isom_parse_root_box /src/gpac/src/isomedia/box_funcs.c:42:8
#21 0x7fd71864182a in gf_isom_parse_movie_boxes /src/gpac/src/isomedia/isom_intern.c:204:7
#22 0x7fd718645e05 in gf_isom_open_file /src/gpac/src/isomedia/isom_intern.c:604:19
#23 0x7fd71864e478 in gf_isom_open /src/gpac/src/isomedia/isom_read.c:412:11
#24 0x54acf5 in mp4boxMain /src/gpac/applications/mp4box/main.c:4106:11
#25 0x7fd71701c82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
#26 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8)
0x60400000023c is located 0 bytes to the right of 44-byte region [0x604000000210,0x60400000023c)
allocated by thread T0 here:
#0 0x4e8718 in malloc /work/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:88
#1 0x7fd7187b4c06 in NewGF_IPMPX_RemoveToolNotificationListener /src/gpac/src/odf/ipmpx_code.c:1091:2
#2 0x7fd7187b4c06 in gf_ipmpx_data_new /src/gpac/src/odf/ipmpx_code.c:1714
SUMMARY: AddressSanitizer: heap-buffer-overflow /src/gpac/src/odf/ipmpx_code.c:1103:54 in ReadGF_IPMPX_RemoveToolNotificationListener
Shadow bytes around the buggy address:
0x0c087fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c087fff8000: fa fa 00 00 00 00 00 05 fa fa fd fd fd fd fd fd
0x0c087fff8010: fa fa 00 00 00 00 00 00 fa fa 00 00 00 00 00 00
0x0c087fff8020: fa fa 00 00 00 00 00 fa fa fa fd fd fd fd fd fd
0x0c087fff8030: fa fa 00 00 00 00 00 00 fa fa 00 00 00 00 00 00
=>0x0c087fff8040: fa fa 00 00 00 00 00[04]fa fa fa fa fa fa fa fa
0x0c087fff8050: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c087fff8060: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c087fff8070: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c087fff8080: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c087fff8090: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
Addressable: 00
Partially addressable: 01 02 03 04 05 06 07
Heap left redzone: fa
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
Container overflow: fc
Array cookie: ac
Intra object redzone: bb
ASan internal: fe
Left alloca redzone: ca
Right alloca redzone: cb
==5055==ABORTING
others
from fuzz project None
crash name None-00001119-1558597651.mp4
Auto-generated by pyspider at 2019-05-23 16:16:46
please send email to teamseri0us360@gmail.com if you have any questions.
other info
Linux 47851981ba92 3.19.0-79-generic #87~14.04.1-Ubuntu SMP Wed Dec 21 18:12:31 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
clang version 6.0.0 (tags/RELEASE_600/final)
Target: x86_64-unknown-linux-gnu
with Asan
Thanks for reporting your issue. Please make sure these boxes are checked before submitting your issue - thank you!
Detailed guidelines: http://gpac.io/2013/07/16/how-to-file-a-bug-properly/
MP4Box
version
description
download link
others
DumpTrackInfo@filedump.c:2058-65___null-pointer-dereference
description
commandline
source
my dbg
bug report
others
gf_isom_get_original_format_type@drm_sample.c:540-33___null-pointer-dereference
description
commandline
source
my debug
bug report
AddressSanitizer:DEADLYSIGNAL ================================================================= ==4969==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000020 (pc 0x7fd4b273ace9 bp 0x7ffc1d1f1070 sp 0x7ffc1d1f0fc0 T0) ==4969==The signal is caused by a READ memory access. ==4969==Hint: address points to the zero page. #0 0x7fd4b273ace8 in gf_isom_get_original_format_type /src/gpac/src/isomedia/drm_sample.c:540:33 #1 0x7fd4b2961ecc in gf_media_get_rfc_6381_codec_name /src/gpac/src/media_tools/dash_segmenter.c:429:8 #2 0x580975 in DumpTrackInfo /src/gpac/applications/mp4box/filedump.c:2647:3 #3 0x587ca2 in DumpMovieInfo /src/gpac/applications/mp4box/filedump.c:2950:3 #4 0x54d944 in mp4boxMain /src/gpac/applications/mp4box/main.c:4305:9 #5 0x7fd4b112682f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #6 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV /src/gpac/src/isomedia/drm_sample.c:540:33 in gf_isom_get_original_format_type ==4969==ABORTINGothers
GetESD@track.c:271-28___null-pointer-dereference
description
commandline
source
mydebug
bug report
others
ReadGF_IPMPX_RemoveToolNotificationListener@ipmpx_code.c:1103-54___heap-buffer-overflow
description
commandline
source
bug report
�[33m[iso file] Unknown box type .... �[0m================================================================= ==5055==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60400000023c at pc 0x7fd7187bb791 bp 0x7ffc7c0c1d10 sp 0x7ffc7c0c1d08 WRITE of size 4 at 0x60400000023c thread T0 #0 0x7fd7187bb790 in ReadGF_IPMPX_RemoveToolNotificationListener /src/gpac/src/odf/ipmpx_code.c:1103:54 #1 0x7fd7187bb790 in GF_IPMPX_ReadData /src/gpac/src/odf/ipmpx_code.c:1981 #2 0x7fd7187b42a3 in gf_ipmpx_data_parse /src/gpac/src/odf/ipmpx_code.c:293:6 #3 0x7fd7187bae47 in ReadGF_IPMPX_MutualAuthentication /src/gpac/src/odf/ipmpx_code.c:440:7 #4 0x7fd7187bae47 in GF_IPMPX_ReadData /src/gpac/src/odf/ipmpx_code.c:1985 #5 0x7fd7187b42a3 in gf_ipmpx_data_parse /src/gpac/src/odf/ipmpx_code.c:293:6 #6 0x7fd718790176 in gf_odf_read_ipmp /src/gpac/src/odf/odf_code.c:2421:8 #7 0x7fd71876cf30 in gf_odf_read_descriptor /src/gpac/src/odf/desc_private.c:310:10 #8 0x7fd71876fe7f in gf_odf_parse_descriptor /src/gpac/src/odf/descriptors.c:161:8 #9 0x7fd71879bb29 in gf_odf_desc_read /src/gpac/src/odf/odf_codec.c:302:6 #10 0x7fd71856a82a in esds_Read /src/gpac/src/isomedia/box_code_base.c:1259:7 #11 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9 #12 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196 #13 0x7fd71857f524 in audio_sample_entry_Read /src/gpac/src/isomedia/box_code_base.c:3952:8 #14 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9 #15 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196 #16 0x7fd71861dcdf in gf_isom_box_array_read_ex /src/gpac/src/isomedia/box_funcs.c:1217:7 #17 0x7fd71858fdd3 in stsd_Read /src/gpac/src/isomedia/box_code_base.c:5604:9 #18 0x7fd71861bc3c in gf_isom_box_read /src/gpac/src/isomedia/box_funcs.c:1323:9 #19 0x7fd71861bc3c in gf_isom_box_parse_ex /src/gpac/src/isomedia/box_funcs.c:196 #20 0x7fd71861ab97 in gf_isom_parse_root_box /src/gpac/src/isomedia/box_funcs.c:42:8 #21 0x7fd71864182a in gf_isom_parse_movie_boxes /src/gpac/src/isomedia/isom_intern.c:204:7 #22 0x7fd718645e05 in gf_isom_open_file /src/gpac/src/isomedia/isom_intern.c:604:19 #23 0x7fd71864e478 in gf_isom_open /src/gpac/src/isomedia/isom_read.c:412:11 #24 0x54acf5 in mp4boxMain /src/gpac/applications/mp4box/main.c:4106:11 #25 0x7fd71701c82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #26 0x4244e8 in _start (/src/gpac/installed-asan/bin/MP4Box+0x4244e8) 0x60400000023c is located 0 bytes to the right of 44-byte region [0x604000000210,0x60400000023c) allocated by thread T0 here: #0 0x4e8718 in malloc /work/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:88 #1 0x7fd7187b4c06 in NewGF_IPMPX_RemoveToolNotificationListener /src/gpac/src/odf/ipmpx_code.c:1091:2 #2 0x7fd7187b4c06 in gf_ipmpx_data_new /src/gpac/src/odf/ipmpx_code.c:1714 SUMMARY: AddressSanitizer: heap-buffer-overflow /src/gpac/src/odf/ipmpx_code.c:1103:54 in ReadGF_IPMPX_RemoveToolNotificationListener Shadow bytes around the buggy address: 0x0c087fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0c087fff8000: fa fa 00 00 00 00 00 05 fa fa fd fd fd fd fd fd 0x0c087fff8010: fa fa 00 00 00 00 00 00 fa fa 00 00 00 00 00 00 0x0c087fff8020: fa fa 00 00 00 00 00 fa fa fa fd fd fd fd fd fd 0x0c087fff8030: fa fa 00 00 00 00 00 00 fa fa 00 00 00 00 00 00 =>0x0c087fff8040: fa fa 00 00 00 00 00[04]fa fa fa fa fa fa fa fa 0x0c087fff8050: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c087fff8060: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c087fff8070: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c087fff8080: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa 0x0c087fff8090: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa Shadow byte legend (one shadow byte represents 8 application bytes): Addressable: 00 Partially addressable: 01 02 03 04 05 06 07 Heap left redzone: fa Freed heap region: fd Stack left redzone: f1 Stack mid redzone: f2 Stack right redzone: f3 Stack after return: f5 Stack use after scope: f8 Global redzone: f9 Global init order: f6 Poisoned by user: f7 Container overflow: fc Array cookie: ac Intra object redzone: bb ASan internal: fe Left alloca redzone: ca Right alloca redzone: cb ==5055==ABORTINGothers
other info
POC
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