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Date: Wed, 28 Oct 2015 00:57:16 -0400 (EDT)
From: cve-assign@...re.org
To: quentin.casasnovas@...cle.com
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE-2015-6937 - Linux kernel - NULL pointer dereference in net/rds/connection.c

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Hash: SHA256

>> CVE-2015-6937 has been assigned to this issue that is exploitable "on
>> sockets that weren't properly bound before attempting to send a
>> message":
>>
>>   https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=74e98eb085889b0d2d4908f59f6e00026063014f
 
> The above fix is incomplete and still allows to trigger a NULL pointer
> dereference when sending a message.  The root cause of this problem is a
> race condition when checking that the socket is bound in rds_sendmsg(),
> more information and a complete fix can be found here:
> 
>   https://lkml.org/lkml/2015/10/16/530
> 
> It should hit Linus' tree soon but since distributions already started
> shipping the incomplete fix, ...

Use CVE-2015-7990 for the vulnerability that remains present after the
74e98eb085889b0d2d4908f59f6e00026063014f commit.

- -- 
CVE assignment team, MITRE CVE Numbering Authority
M/S M300
202 Burlington Road, Bedford, MA 01730 USA
[ PGP key available through http://cve.mitre.org/cve/request_id.html ]
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