| 제목 | mp4v2 project has Floating Point Exception vulnerability |
|---|
| 설명 | 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. |
|---|
| 원천 | ⚠️ https://github.com/10cksYiqiyinHangzhouTechnology/mp4v2_trackdump_poc |
|---|
| 사용자 | 10cksYiqiyinHangzhouTechnology (UID 41666) |
|---|
| 제출 | 2023. 03. 03. PM 02:19 (3 연령 ago) |
|---|
| 모더레이션 | 2023. 03. 17. AM 07:47 (14 days later) |
|---|
| 상태 | 수락 |
|---|
| VulDB 항목 | 223295 [MP4v2 2.1.2 mp4trackdump.cpp DumpTrack 서비스 거부] |
|---|
| 포인트들 | 20 |
|---|