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Date: Fri, 27 Jun 2014 11:26:30 -0400 (EDT)
From: cve-assign@...re.org
To: pmatouse@...hat.com
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE request -- Linux kernel: sctp: sk_ack_backlog wrap-around problem

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> sk_ack_backlog value is decremented for this socket, since the initial
> value for sk_ack_backlog is 0, after the decrement, it will be 65535,
> a wrap-around problem happens, and if we want to establish new
> associations afterward in the same socket, ABORT would be triggered

> A remote attacker can block further connection to the particular sctp
> server socket by sending a specially crafted sctp packet.

> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3217b15a19a4779c39b212358a5c71d725822ee
> https://bugzilla.redhat.com/show_bug.cgi?id=1113967

Use CVE-2014-4667.

- -- 
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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