From: Guido van Rossum <guido@python.org>
Date: Fri, 20 Jan 1995 16:59:12 +0000 (+0000)
Subject: fix strncpy call (uninitialized memory read)
X-Git-Tag: v1.2b3~129
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ec4982761bb75e96f2d6ee37e588a52d05e228c4;p=thirdparty%2FPython%2Fcpython.git

fix strncpy call (uninitialized memory read)
---

diff --git a/Parser/parsetok.c b/Parser/parsetok.c
index ce79ce64a520..5e7957e29953 100644
--- a/Parser/parsetok.c
+++ b/Parser/parsetok.c
@@ -168,7 +168,8 @@ parsetok(tok, g, start, err_ret)
 			int len = tok->inp - tok->buf;
 			err_ret->text = malloc(len + 1);
 			if (err_ret->text != NULL) {
-				strncpy(err_ret->text, tok->buf, len+1);
+				if (len > 0)
+					strncpy(err_ret->text, tok->buf, len);
 				err_ret->text[len] = '\0';
 			}
 		}