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authornijtmans <nijtmans@noemail.net>2011-01-25 08:49:59 (GMT)
committernijtmans <nijtmans@noemail.net>2011-01-25 08:49:59 (GMT)
commitface70c2df18e167bf622ea3f204e59238a68207 (patch)
tree05ebd64c7a56b5c6c3ba5b75b9e88c284d137a77 /unix
parent7eccaa84f5e75e30e38efe8de25a099ef2195be2 (diff)
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[Patch #3129527]: Fix buffer overflow w/ GCC 4.5 and -D_FORTIFY_SOURCE=2.
Just the strcpy->memcpy part, to prevent anything like [Bug #3164879] FossilOrigin-Name: c3b14185eab0f5d8361f6e97bab0dbf0fde1357e
Diffstat (limited to 'unix')
-rw-r--r--unix/.cvsignore8
-rw-r--r--unix/tkUnixWm.c4
2 files changed, 10 insertions, 2 deletions
diff --git a/unix/.cvsignore b/unix/.cvsignore
new file mode 100644
index 0000000..96bf441
--- /dev/null
+++ b/unix/.cvsignore
@@ -0,0 +1,8 @@
+*.so
+*.a
+Makefile
+tkConfig.sh
+tktest
+wish
+config.cache
+config.status
diff --git a/unix/tkUnixWm.c b/unix/tkUnixWm.c
index 234b23f..f23cba4 100644
--- a/unix/tkUnixWm.c
+++ b/unix/tkUnixWm.c
@@ -12,7 +12,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkUnixWm.c,v 1.36.2.8 2010/01/23 01:36:03 patthoyts Exp $
+ * RCS: @(#) $Id: tkUnixWm.c,v 1.36.2.9 2011/01/25 08:49:59 nijtmans Exp $
*/
#include "tkPort.h"
@@ -2708,7 +2708,7 @@ WmProtocolCmd(tkwin, winPtr, interp, objc, objv)
protPtr->nextPtr = wmPtr->protPtr;
wmPtr->protPtr = protPtr;
protPtr->interp = interp;
- strcpy(protPtr->command, cmd);
+ memcpy(protPtr->command, cmd, cmdLength + 1);
}
if (!(wmPtr->flags & WM_NEVER_MAPPED)) {
UpdateWmProtocols(wmPtr);