linux-kernel - Re: [PATCH net V3 2/2] macvtap: signal truncated packets

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] [day] [month] [year] [list]

Message-Id: <20131211.152633.1259772133334006433.davem@davemloft.net>
Date:	Wed, 11 Dec 2013 15:26:33 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	jasowang@...hat.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	vyasevich@...il.com, wuzhy@...ux.vnet.ibm.com, mst@...hat.com
Subject: Re: [PATCH net V3 2/2] macvtap: signal truncated packets

From: Jason Wang <jasowang@...hat.com>
Date: Wed, 11 Dec 2013 13:08:34 +0800

> macvtap_put_user() never return a value grater than iov length, this in fact
> bypasses the truncated checking in macvtap_recvmsg(). Fix this by always
> returning the size of packet plus the possible vlan header to let the trunca
> checking work.
> 
> Cc: Vlad Yasevich <vyasevich@...il.com>
> Cc: Zhi Yong Wu <wuzhy@...ux.vnet.ibm.com>
> Cc: Michael S. Tsirkin <mst@...hat.com>
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Also applied and queued up for -stable, thanks.
--
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/