linux-kernel - Re: [PATCH] SCTP: IPv4 mapped addr not returned in SCTPv6 accept()

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: <46B78ADA.2000009@hp.com>
Date:	Mon, 06 Aug 2007 16:55:54 -0400
From:	Vlad Yasevich <vladislav.yasevich@...com>
To:	Dave Johnson <djohnson+linux-kernel@...starentnetworks.com>
Cc:	lksctp-developers@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	Srinivas Akkipeddi <sakkiped@...rentnetworks.com>
Subject: Re: [PATCH] SCTP: IPv4 mapped addr not returned in SCTPv6 accept()

Dave Johnson wrote:
> Vlad Yasevich writes:
>> Ok.  First, this is a different bug, so I would prefer a separate patch.
>> Also, I see the problem and it's ugly, but this solution is not really correct,
>> both conceptually and code wise.
>>
>> Conceptually, the v4 code should never worry about V4-mapped addresses and shouldn't
>> muck with them.  They are IPv6 addresses and there should be a clean separation.
>>
>> Code wise, the code in the __sctp_connect() is terrible.
>>
>> Does the attached patch work for you in this case.
> 
> Sorry about the confusion before, your patch to __sctp_connect()
> fixes calls to getpeername() after connect() just fine.
> 
> I'll post a patch for the accept()/getpeername() case in a bit.
> 
> Acked-by: Dave Johnson <djohnson@...starentnetworks.com>
> 

I had time to tinker and pushed both patches already.  They were in
the last pull that Dave Miller did.  I also tested both patches locally
to make sure that they worked as supposed to.

-vlad
-
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/