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Fix arbitrary network data sending exploit via malformed userinfo #1074

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Fix arbitrary network data sending exploit via malformed userinfo #1074

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6 changes: 6 additions & 0 deletions rehlds/engine/info.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -856,6 +856,12 @@ qboolean Info_IsValid(const char *s)
return false;
};

// invalid utf8 chars are deprecated
if (!Q_UnicodeValidate(s))
{
return FALSE;
}

while (*s == '\\')
{
const char* key = ++s;
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