| Название | Bento4 mp42hevc The related commit of Bento4 is 3bdc891602d19789b8e8626e4a3e613a937b4d35 heap-buffer-overflow |
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| Описание | The bug I found refers to "bug1.zip" in the given link.
CMD:
```
./mp42hevc Bug1 /dev/null
```
Output:
```
=================================================================
==16385==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x619000000e9e at pc 0x555555647846 bp 0x7fffffffde40 sp 0x7fffffffd608
WRITE of size 4294967295 at 0x619000000e9e thread T0
#0 0x555555647845 in __asan_memcpy (/experiments/programs_AFLplusplus/aflasan/mp42hevc+0xf3845) (BuildId: 1693de0022468d065b83dae980acd4a0bc13a7c2)
#1 0x55555568faea in AP4_MemoryByteStream::WritePartial(void const*, unsigned int, unsigned int&) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4ByteStream.cpp:785:5
#2 0x55555568942d in AP4_ByteStream::Write(void const*, unsigned int) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4ByteStream.cpp:77:29
#3 0x555555756d08 in AP4_CencSampleEncryption::DoWriteFields(AP4_ByteStream&) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4CommonEncryption.cpp:3569:16
#4 0x555555704b1b in AP4_Atom::Clone() /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4Atom.cpp:316:9
#5 0x5555556af75d in AP4_SampleDescription::AP4_SampleDescription(AP4_SampleDescription::Type, unsigned int, AP4_AtomParent*) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4SampleDescription.cpp:138:41
#6 0x5555556af75d in AP4_AvcSampleDescription::AP4_AvcSampleDescription(unsigned int, unsigned short, unsigned short, unsigned short, char const*, AP4_AtomParent*) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4SampleDescription.cpp:383:5
#7 0x5555556c7223 in AP4_AvcSampleEntry::ToSampleDescription() /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4SampleEntry.cpp:1146:16
#8 0x5555556d1ab4 in AP4_StsdAtom::GetSampleDescription(unsigned int) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4StsdAtom.cpp:182:53
#9 0x555555685843 in main /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Apps/Mp42Hevc/Mp42Hevc.cpp:393:39
#10 0x7ffff7a6ad8f (/lib/x86_64-linux-gnu/libc.so.6+0x29d8f) (BuildId: c289da5071a3399de893d2af81d6a30c62646e1e)
#11 0x7ffff7a6ae3f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e3f) (BuildId: c289da5071a3399de893d2af81d6a30c62646e1e)
#12 0x5555555ae734 in _start (/experiments/programs_AFLplusplus/aflasan/mp42hevc+0x5a734) (BuildId: 1693de0022468d065b83dae980acd4a0bc13a7c2)
0x619000000e9e is located 0 bytes after 1054-byte region [0x619000000a80,0x619000000e9e)
allocated by thread T0 here:
#0 0x555555682fad in operator new[](unsigned long) (/experiments/programs_AFLplusplus/aflasan/mp42hevc+0x12efad) (BuildId: 1693de0022468d065b83dae980acd4a0bc13a7c2)
#1 0x5555556924a7 in AP4_DataBuffer::ReallocateBuffer(unsigned int) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4DataBuffer.cpp:210:28
#2 0x5555556924a7 in AP4_DataBuffer::SetBufferSize(unsigned int) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4DataBuffer.cpp:136:16
#3 0x5555556924a7 in AP4_DataBuffer::Reserve(unsigned int) /experiments/programs_AFLplusplus/unibench/Bento4/Source/C++/Core/Ap4DataBuffer.cpp:107:12
SUMMARY: AddressSanitizer: heap-buffer-overflow (/experiments/programs_AFLplusplus/aflasan/mp42hevc+0xf3845) (BuildId: 1693de0022468d065b83dae980acd4a0bc13a7c2) in __asan_memcpy
Shadow bytes around the buggy address:
0x619000000c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x619000000c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x619000000d00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x619000000d80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x619000000e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x619000000e80: 00 00 00[06]fa fa fa fa fa fa fa fa fa fa fa fa
0x619000000f00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x619000000f80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x619000001000: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x619000001080: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x619000001100: 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
==16385==ABORTING
``` |
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| Источник | ⚠️ https://github.com/axiomatic-systems/Bento4/issues/990 |
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| Пользователь | SecRookie (UID 80567) |
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| Представление | 22.01.2025 03:53 (2 лет назад) |
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| Модерация | 30.01.2025 09:34 (8 days later) |
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| Статус | Дубликат |
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| Запись VulDB | 294031 [Axiomatic Bento4 AP4_TfraAtom повреждение памяти] |
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| Баллы | 0 |
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