linux-kernel - [PATCH 7/7] ima: fix get_binary_runtime

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 16 May 2017 14:53:47 +0200
From:   Roberto Sassu <roberto.sassu@...wei.com>
To:     <linux-ima-devel@...ts.sourceforge.net>
CC:     <linux-security-module@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Roberto Sassu <roberto.sassu@...wei.com>
Subject: [PATCH 7/7] ima: fix get_binary_runtime_size()

Remove '+ 1' from 'size += strlen(entry->template_desc->name) + 1;',
as the template name is sent to userspace without the '\0' character.

Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>
---
 security/integrity/ima/ima_queue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c
index 24984a2..2f7e03c 100644
--- a/security/integrity/ima/ima_queue.c
+++ b/security/integrity/ima/ima_queue.c
@@ -81,7 +81,7 @@ int ima_get_template_entry_size(struct ima_template_entry *entry)
 	size += sizeof(u32);	/* pcr */
 	size += sizeof(entry->digest);
 	size += sizeof(int);	/* template name size field */
-	size += strlen(entry->template_desc->name) + 1;
+	size += strlen(entry->template_desc->name);
 	size += sizeof(entry->template_data_len);
 	size += entry->template_data_len;
 	return size;
-- 
2.9.3