linux-kernel - Re: [ 037/221] iscsi-target: Fix bug in handling of ExpStatSN ACK during u32 wrap-around

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: <20130117160547.GB5885@kroah.com>
Date:	Thu, 17 Jan 2013 08:05:47 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Ben Hutchings <ben@...adent.org.uk>
Cc:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	alan@...rguk.ukuu.org.uk, Steve Hodgson <steve@...estorage.com>,
	Roland Dreier <roland@...estorage.com>,
	Nicholas Bellinger <nab@...ux-iscsi.org>
Subject: Re: [ 037/221] iscsi-target: Fix bug in handling of ExpStatSN ACK
 during u32 wrap-around

On Thu, Jan 17, 2013 at 01:37:24PM +0000, Ben Hutchings wrote:
> On Tue, 2013-01-15 at 10:49 -0800, Greg Kroah-Hartman wrote:
> > 3.7-stable review patch.  If anyone has any objections, please let me know.
> > 
> > ------------------
> > 
> > From: Steve Hodgson <steve@...estorage.com>
> > 
> > commit 64c13330a38935120501b19c97a3e6095747c7a1 upstream.
> > 
> > This patch fixes a bug in the hanlding of initiator provided ExpStatSN and
> > individual iscsi_cmd->stat_sn comparision during iscsi_conn->stat_sn
> > wrap-around within iscsit_ack_from_expstatsn() code.
> > 
> > This bug would manifest itself as iscsi_cmd descriptors not being Acked
> > by a lower ExpStatSn, causing them to be leaked until an iSCSI connection
> > or session reinstatement event occurs to release all commands.
> > 
> > Also fix up two other uses of incorrect CmdSN SNA comparison to use wrapper
> > usage from include/scsi/iscsi_proto.h.
> [...]
> 
> You'll need to add this fix:
> 
> commit 64fe4f4f181cc2fe97d4176bf6ee6e3725ae33ec
> Author: Roland Dreier <roland@...estorage.com>
> Date:   Mon Jan 7 11:45:16 2013 -0800
> 
>     iscsi-target: Fix CmdSN comparison (use cmd->cmd_sn instead of cmd->stat_sn)

Thanks for that, now queued up.

greg k-h
--
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/