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Date: Wed, 17 Dec 2008 10:07:11 +0800
From: "Eugene Teo" <eugeneteo@...nel.sg>
To: "Steven M. Christey" <coley@...us.mitre.org>
Cc: oss-security@...ts.openwall.com
Subject: Re: CVE request: kernel: applicom: fix an unchecked user ioctl range

On Wed, Dec 17, 2008 at 9:55 AM, Steven M. Christey
<coley@...us.mitre.org> wrote:
>
> On Wed, 10 Dec 2008, Eugene Teo wrote:
>
>> Steve, can you please assign a CVE name. Thanks.
>>
>> http://bugzilla.kernel.org/show_bug.cgi?id=11408
>> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a7be18d
>
> Can the affected IOCTL be accessed by malicious attackers?  If it's
> protected in some sense, maybe it doesn't cross privilege boundaries.
> Although Linus does mention an "unchecked user ioctl range."

ac_ioctl() does not restrict access to only privileged users, and
IndexCard is user-controllable.

Thanks, Eugene

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