From: Neal Norwitz <nnorwitz@gmail.com>
Date: Sat, 19 May 2007 03:53:33 +0000 (+0000)
Subject: Backport rev 55450:
X-Git-Tag: v2.5.2c1~291
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f86ae691d34285e9c98ffb52d513aad1b61129c4;p=python

Backport rev 55450:
SF bug #1721309: Clear data so random memory does not get freed.
---

diff --git a/Misc/NEWS b/Misc/NEWS
index 67c4750c61..bc0e974736 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -35,6 +35,12 @@ Library
   run in verbose mode.
 
 
+Extension Modules
+-----------------
+
+- Bug #1721309: prevent bsddb module from freeing random memory.
+
+
 Documentation
 -------------
 
diff --git a/Modules/_bsddb.c b/Modules/_bsddb.c
index 9622c9044e..f064878966 100644
--- a/Modules/_bsddb.c
+++ b/Modules/_bsddb.c
@@ -1713,6 +1713,7 @@ DB_get_both(DBObject* self, PyObject* args, PyObject* kwargs)
         return NULL;
     }
 
+    CLEAR_DBT(data);
     flags |= DB_GET_BOTH;
 
     if (CHECK_DBFLAG(self, DB_THREAD)) {