reactos/wine
1
0
Fork 0
mirror of https://github.com/reactos/wine.git synced 2024-11-26 13:10:28 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Check for buffer overflows on data returns from RegQueryValueExA.

Browse Source
This commit is contained in:
Marcus Meissner 2000-10-13 17:04:14 +00:00 committed by Alexandre Julliard
parent c6f0a4ed87
commit c0e3db958d
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
memory/registry.c
View File

@ -923,7 +923,11 @@ DWORD WINAPI RegQueryValueExA( HKEY hkey, LPCSTR name, LPDWORD reserved, LPDWORD
}
total_size = len + info_size;
}
else if (data) memcpy( data, buf_ptr + info_size, total_size - info_size );
else if (data)
{
if (total_size - info_size > *count) status = STATUS_BUFFER_OVERFLOW;
else memcpy( data, buf_ptr + info_size, total_size - info_size );
}
}
else if (status != STATUS_BUFFER_OVERFLOW) goto done;
}