From bbfccc2561b125971d714baba5c4aa97e6fdd181 Mon Sep 17 00:00:00 2001
From: Cathy Avery <cavery@redhat.com>
Date: Thu, 25 Jul 2019 12:32:29 +0200
Subject: [PATCH 06/16] Fix Coverity reported issues in i18n.c code - VMTools &
VGAuth
RH-Author: Cathy Avery <cavery@redhat.com>
Message-id: <20190725123239.18274-7-cavery@redhat.com>
Patchwork-id: 89713
O-Subject: [RHEL8.1 open-vm-tools PATCH 06/16] Fix Coverity reported issues in i18n.c code - VMTools & VGAuth
Bugzilla: 1602648
RH-Acked-by: Vitaly Kuznetsov <vkuznets@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
commit 642d7a61db13969f9fb654ad1cc0d879bf680612
Author: Oliver Kurth <okurth@vmware.com>
Date: Tue Apr 30 13:24:25 2019 -0700
Fix Coverity reported issues in i18n.c code - VMTools & VGAuth
bora-vmsoft/apps/vmtoolsbib/i18n.c: MsgLoadCatalog()
- Coverity reported memory leak when an error is encountered parsing a
line from a message catalog.
- Second memory leak on error missed.
bora-vmsoft/vgauth/common/i18n.c: MsgLoadCatalog()
- Coverity reported some dead code.
- Missed reporting memory leak when error is encountered parsing a
line from a message catalog.
Signed-off-by: Cathy Avery <cavery@redhat.com>
Conflicts: Minor copyright
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
open-vm-tools/libvmtools/i18n.c | 10 ++++++----
open-vm-tools/vgauth/common/i18n.c | 19 +++++++++----------
2 files changed, 15 insertions(+), 14 deletions(-)
diff --git a/libvmtools/i18n.c b/libvmtools/i18n.c
index e4803ab..7dc0092 100644
--- a/libvmtools/i18n.c
+++ b/libvmtools/i18n.c
@@ -1,5 +1,5 @@
/*********************************************************
- * Copyright (C) 2010-2016 VMware, Inc. All rights reserved.
+ * Copyright (C) 2010-2019 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
@@ -604,7 +604,7 @@ MsgLoadCatalog(const char *path)
/*
* If not a continuation line and we have a name, break out of the
- * inner loop to update the dictionaty.
+ * inner loop to update the dictionary.
*/
if (!cont && name != NULL) {
g_free(line);
@@ -624,6 +624,8 @@ MsgLoadCatalog(const char *path)
}
if (error) {
+ free(name);
+ free(value);
break;
}
@@ -634,6 +636,8 @@ MsgLoadCatalog(const char *path)
!Unicode_IsBufferValid(value, strlen(value) + 1, STRING_ENCODING_UTF8)) {
g_warning("Invalid UTF-8 string in message catalog (key = %s)\n", name);
error = TRUE;
+ free(name);
+ free(value);
break;
}
@@ -641,8 +645,6 @@ MsgLoadCatalog(const char *path)
HashTable_ReplaceOrInsert(dict, name, g_strdup(value));
free(name);
free(value);
- name = NULL;
- value = NULL;
}
if (eof) {
diff --git a/vgauth/common/i18n.c b/vgauth/common/i18n.c
index 85a435a..5580765 100644
--- a/vgauth/common/i18n.c
+++ b/vgauth/common/i18n.c
@@ -1,5 +1,5 @@
/*********************************************************
- * Copyright (C) 2011-2017 VMware, Inc. All rights reserved.
+ * Copyright (C) 2011-2019 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
@@ -571,7 +571,6 @@ MsgLoadCatalog(const char *path)
g_free,
g_free);
for (;;) {
- gboolean eof = FALSE;
char *name = NULL;
char *value = NULL;
gchar *line;
@@ -593,7 +592,7 @@ MsgLoadCatalog(const char *path)
}
if (line == NULL) {
- eof = TRUE;
+ /* This signifies EOF. */
break;
}
@@ -619,6 +618,10 @@ MsgLoadCatalog(const char *path)
g_free(line);
if (error) {
+ /*
+ * If the local DictLL_UnmarshalLine() returns NULL, name and value
+ * will remain NULL pointers. No malloc'ed memory to free here.
+ */
break;
}
@@ -630,6 +633,8 @@ MsgLoadCatalog(const char *path)
!g_utf8_validate(value, -1, NULL)) {
g_warning("Invalid UTF-8 string in message catalog (key = %s)\n", name);
error = TRUE;
+ g_free(name);
+ g_free(value);
break;
}
@@ -637,14 +642,8 @@ MsgLoadCatalog(const char *path)
val = g_strcompress(value);
g_free(value);
- // the hashtable takes ownership of the memory for 'name' and 'value'
+ // the hashtable takes ownership of the memory for 'name' and 'val'
g_hash_table_insert(dict, name, val);
- name = NULL;
- value = NULL;
- }
-
- if (eof) {
- break;
}
}
--
1.8.3.1