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  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:   Sun, 23 Aug 2020 13:50:42 +0530
From:   Himadri Pandya <>
        Himadri Pandya <>
Subject: [PATCH] net: usb: Fix uninit-was-stored issue in asix_read_cmd()

Initialize the buffer before passing it to usb_read_cmd() function(s) to
fix the uninit-was-stored issue in asix_read_cmd().

Fixes: KMSAN: kernel-infoleak in raw_ioctl
Reported by:

Signed-off-by: Himadri Pandya <>
 drivers/net/usb/asix_common.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index e39f41efda3e..a67ea1971b78 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -17,6 +17,8 @@ int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+	memset(data, 0, size);
 	if (!in_pm)
 		fn = usbnet_read_cmd;

Powered by blists - more mailing lists