Marcus Meissner : shell32: Avoid potential 1 byte overflow.
Alexandre Julliard
julliard at wine.codeweavers.com
Thu May 17 06:42:42 CDT 2007
Module: wine
Branch: master
Commit: 29700766ea4e95082342bc536efc955646df054d
URL: http://source.winehq.org/git/wine.git/?a=commit;h=29700766ea4e95082342bc536efc955646df054d
Author: Marcus Meissner <marcus at jet.franken.de>
Date: Fri May 11 20:09:29 2007 +0100
shell32: Avoid potential 1 byte overflow.
---
dlls/shell32/shlexec.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/dlls/shell32/shlexec.c b/dlls/shell32/shlexec.c
index 6e38dbd..5b2ee4e 100644
--- a/dlls/shell32/shlexec.c
+++ b/dlls/shell32/shlexec.c
@@ -654,6 +654,8 @@ UINT SHELL_FindExecutable(LPCWSTR lpPath, LPCWSTR lpFile, LPCWSTR lpOperation,
&filetypelen) == ERROR_SUCCESS)
{
filetypelen /= sizeof(WCHAR);
+ if (filetypelen == sizeof(filetype)/sizeof(WCHAR))
+ filetypelen--;
filetype[filetypelen] = '\0';
TRACE("File type: %s\n", debugstr_w(filetype));
}
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