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Truncate version data if provided buffer is not large enough.

This commit is contained in:
Dmitry Timoshkov 2001-03-19 19:15:36 +00:00 committed by Alexandre Julliard
parent ed739334f4
commit f7e7cd4aec
1 changed files with 6 additions and 2 deletions
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8
dlls/version/info.c
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@ -325,7 +325,9 @@ static DWORD WINAPI VERSION_GetFileVersionInfo_PE( LPCSTR filename, LPDWORD hand
if(data) if(data)
{ {
if(datasize >= len) if(datasize < len)
len = datasize; /* truncate data */
if(len)
memcpy(data, buf, len); memcpy(data, buf, len);
else else
len = 0xFFFFFFFF; len = 0xFFFFFFFF;
@ -405,7 +407,9 @@ static DWORD WINAPI VERSION_GetFileVersionInfo_16( LPCSTR filename, LPDWORD hand
if(data) if(data)
{ {
if(datasize >= len) if(datasize < len)
len = datasize; /* truncate data */
if(len)
memcpy(data, buf, len); memcpy(data, buf, len);
else else
len = 0xFFFFFFFF; len = 0xFFFFFFFF;