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COMPersistHelper::LoadFromStream() can segfault #17658

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#17659
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COMPersistHelper::LoadFromStream() can segfault#17658
Bug
#17659
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cmb69
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BugExtension: com_dotnetStatus: Verified
@cmb69

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@cmb69
cmb69
opened on Jan 31, 2025

Description

COMPersistHelper::LoadFromStream() segfaults if the COM object implements IPersistStream but not IPersistStreamInit:

php-src/ext/com_dotnet/com_persist.c

Lines 558 to 561 in 16c9652

res = get_persist_stream(helper);
if (helper->ips) {
res = IPersistStreamInit_Load(helper->ipsi, stm);
}

PHP Version

PHP 5.0

Operating System

Windows

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BugExtension: com_dotnetStatus: Verified

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