diff -Naur bacula-5.2.6.old/src/filed/xattr.c bacula-5.2.6/src/filed/xattr.c
--- bacula-5.2.6.old/src/filed/xattr.c	2012-05-24 14:16:04.413581814 +0200
+++ bacula-5.2.6/src/filed/xattr.c	2012-05-24 14:18:19.439600409 +0200
@@ -448,6 +448,7 @@
        * Each xattr valuepair starts with a magic so we can parse it easier.
        */
       current_xattr = (xattr_t *)malloc(sizeof(xattr_t));
+      memset(current_xattr, 0, sizeof(xattr_t));
       current_xattr->magic = XATTR_MAGIC;
       expected_serialize_len += sizeof(current_xattr->magic);