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Out-Of-Bounds read in Ap4Stz2Atom #948

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QWeiheng opened this issue Apr 2, 2024 · 0 comments · May be fixed by #949
Open

Out-Of-Bounds read in Ap4Stz2Atom #948

QWeiheng opened this issue Apr 2, 2024 · 0 comments · May be fixed by #949

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@QWeiheng
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QWeiheng commented Apr 2, 2024 •
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Hello,

I find that in the AP4_Stz2Atom::AP4_Stz2Atom function, the sample_count obtained through stream.ReadUI08 may lack proper range validation. This can lead to a heap out-of-bounds read when calling AP4_BytesToUInt16BE, triggering a segment fault.

./mp42aac poc out

poc.zip
QWeiheng added a commit to QWeiheng/Bento4 that referenced this issue Apr 2, 2024
@QWeiheng
fix oob in axiomatic-systems#948
2ac2417
@QWeiheng QWeiheng linked a pull request Apr 2, 2024 that will close this issue
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Fix oob in AP4_Stz2Atom::AP4_Stz2Atom QWeiheng/Bento4
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