netdev - Re: [Security] TIPC security issues

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:	Thu, 28 Oct 2010 11:49:41 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	andy.grover@...cle.com
Cc:	torvalds@...ux-foundation.org, jon.maloy@...csson.com,
	netdev@...r.kernel.org, drosenberg@...curity.com,
	security@...nel.org, allan.stephens@...driver.com,
	rds-devel@....oracle.com
Subject: Re: [Security] TIPC security issues

From: Andy Grover <andy.grover@...cle.com>
Date: Thu, 28 Oct 2010 11:45:04 -0700

> Yes that's right, it's to map a memory region that will be the target
> of an RDMA operation. I don't know why struct rds_iovec was used
> instead of struct iovec, but I think we're stuck, since it's part of
> our socket API.
> 
> I'll send DaveM patches to fix those two immediately-identified
> problems today, and we'll take a good long look at the rest of the
> code for further issues.

FWIW, I would strongly suggest that you copy the iovecs into the
kernel before parsing them like sys_sendmsg() and sys_recvmsg() do in
net/socket.c as part of these fixes.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html