oss-security - Re: CVE request: FreeBSD/NetBSD 802.11 kernel memory disclosure

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Message-ID: <346627832.815232.1308597155134.JavaMail.root@zmail01.collab.prod.int.phx2.redhat.com>
Date: Mon, 20 Jun 2011 15:12:35 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: coley <coley@...re.org>
Subject: Re: CVE request: FreeBSD/NetBSD 802.11 kernel memory
 disclosure



----- Original Message -----
> On Mon, Jun 20, 2011 at 3:05 PM, Josh Bressers <bressers@...hat.com>
> wrote:
> >
> >
> > ----- Original Message -----
> >> NetBSD has committed a fix for an issue in the 802.11 stack [1].
> >> FreeBSD is also affected and should release a fix shortly. Due to a
> >> signedness error in the IEEE80211_IOC_CHANINFO ioctl, a local
> >> unprivileged user could cause the kernel to copy large amounts of
> >> kernel memory back to the user, disclosing potentially sensitive
> >> information. The issue only affects certain non-x86 architectures,
> >> such as SPARC.
> >>
> >> -Dan
> >>
> >> [1]
> >> http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/net80211/ieee80211_ioctl.c?rev=1.56&content-type=text/x-cvsweb-markup&only_with_tag=MAIN
> >
> > I'm not entirely sure how to assign CVE ids for this. Is the code in
> > question shared between FreeBSD and NetBSD, or is it different
> > codebases
> > but the same flaw?
> >
> 
> Most of the 802.11 code, including the vulnerable code, is shared
> between FreeBSD and NetBSD.
> 

One ID will work then.

Please use CVE-2011-2480.

Thanks.

-- 
    JB

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