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[CMD] Use string-safe call to build the new console title (possibly truncated, we don't care), avoiding any buffer overflow. Caught by David Quintana.

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Hermès Bélusca-Maïto 2018-05-20 19:57:43 +02:00
parent 7b618314c2
commit ddd03a8973
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2 changed files with 4 additions and 1 deletions
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3
base/shell/cmd/cmd.c
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@ -382,7 +382,8 @@ Execute(LPTSTR Full, LPTSTR First, LPTSTR Rest, PARSED_COMMAND *Cmd)
/* Save the original console title and build a new one */
GetConsoleTitle(szWindowTitle, ARRAYSIZE(szWindowTitle));
bTitleSet = FALSE;
_stprintf(szNewTitle, _T("%s - %s%s"), szWindowTitle, First, Rest);
StringCchPrintf(szNewTitle, ARRAYSIZE(szNewTitle),
_T("%s - %s%s"), szWindowTitle, First, Rest);
ConSetTitle(szNewTitle);
/* check if this is a .BAT or .CMD file */

2
base/shell/cmd/precomp.h
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@ -25,6 +25,8 @@
#define NTOS_MODE_USER
#include <ndk/rtlfuncs.h>
#include <strsafe.h>
#include <conutils.h>
#include "resource.h"