linux-kernel - [PATCH 04/19] ib700wdt: Fix off by one

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:	Sun, 05 Oct 2008 17:36:07 +0100
From:	Alan Cox <alan@...hat.com>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 04/19] ib700wdt: Fix off by one

This driver can end up accessing one byte out. Found by Zvonimir Rakamaric

Signed-off-by: Alan Cox <alan@...hat.com>


Fixes bug #11399
---

 drivers/watchdog/ib700wdt.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/watchdog/ib700wdt.c b/drivers/watchdog/ib700wdt.c
index 05a2810..d48a704 100644
--- a/drivers/watchdog/ib700wdt.c
+++ b/drivers/watchdog/ib700wdt.c
@@ -150,7 +150,7 @@ static int ibwdt_set_heartbeat(int t)
 {
 	int i;
 
-	if ((t < 0) || (t > 30))
+	if ((t < 0) || (t >= 30))
 		return -EINVAL;
 
 	for (i = 0x0F; i > -1; i--)

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/