oss-security - Re: CVE request: kernel: V4L/DVB (9621): Avoid writing outside shadow.bytes[] array

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Date: Wed, 19 Nov 2008 11:47:36 +0800
From: Eugene Teo <eteo@...hat.com>
To: oss-security@...ts.openwall.com
CC: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request: kernel: V4L/DVB (9621): Avoid writing
 outside shadow.bytes[] array

Eugene Teo wrote:
> This was fixed in upstream by the maintainer, Mauro Carvalho Chehab.
> 
> "[PATCH] V4L/DVB (9621): Avoid writing outside shadow.bytes[] array
> 
> There were no check about the limits of shadow.bytes array. This offers
> a risk of writing values outside the limits, overriding other data
> areas."
> 
> Upstream commit: 494264379d186bf806613d27aafb7d88d42f4212
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=471835

If the write operation fails, the device won't be able to decode audio
signals properly, so on further analysis, we probably don't need a CVE
name for this. Take note.

Thanks, Eugene

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