| Título | mp4v2 project has Floating Point Exception vulnerability |
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| Descrição | There has a FPE(Floating Point Exception) in mp4trackdump.cpp:54, function DumpTrack(). Attackers cause denial of service through carefully constructed malicious files.
```
Legend: code, data, rodata, value
Stopped reason: SIGFPE
0x0000000000427aa6 in DumpTrack (mp4file=0xf80d10, tid=0x1) at /root/mp4v2/build/mp4v2/util/mp4trackdump.cpp:54
54 msectime /= timescale;
gdb-peda$ p timescale
$1 = 0x0
gdb-peda$
```
I use gdb debug this program, you can see 'timescale' is 0 when open the malicious files.
It cause the SIGFPE. |
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| Fonte | ⚠️ https://github.com/10cksYiqiyinHangzhouTechnology/mp4v2_trackdump_poc |
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| Utilizador | 10cksYiqiyinHangzhouTechnology (UID 41666) |
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| Submissão | 03/03/2023 14h19 (há 4 anos) |
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| Moderação | 17/03/2023 07h47 (14 days later) |
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| Estado | Aceite |
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| Entrada VulDB | 223295 [MP4v2 2.1.2 mp4trackdump.cpp DumpTrack Negação de Serviço] |
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| Pontos | 20 |
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