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From: Jean Delvare <jdelvare@suse.de>
To: cve@kernel.org, linux-kernel@vger.kernel.org,
	 linux-cve-announce@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: CVE-2024-26827: i2c: qcom-geni: Correct I2C TRE sequence
Date: Thu, 18 Apr 2024 14:56:33 +0200	[thread overview]
Message-ID: <a1f56653f2e2be923ed47f7e968230ca8a856553.camel@suse.de> (raw)
In-Reply-To: <2024041703-CVE-2024-26827-67c1@gregkh>

Hi Greg,

On Wed, 2024-04-17 at 11:44 +0200, Greg Kroah-Hartman wrote:
> Description
> ===========
> 
> In the Linux kernel, the following vulnerability has been resolved:
> 
> i2c: qcom-geni: Correct I2C TRE sequence
> 
> For i2c read operation in GSI mode, we are getting timeout
> due to malformed TRE basically incorrect TRE sequence
> in gpi(drivers/dma/qcom/gpi.c) driver.
> (...)

I was assigned the task to backport this security fix to the SUSE
kernels. However, from the description, I fail to see how this fix
qualifies as a security fix. I can't find the reason why a CVE was
assigned to the issue.

What is the considered attack vector? Or if there is no attack vector,
what consequence does this bug have, which would put the system
security at stake?

From my perspective, all we have here is a functional bug in newly
introduced code. It's not even a regression.


-- 
Jean Delvare
SUSE L3 Support

       reply	other threads:[~2024-04-18 12:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <2024041703-CVE-2024-26827-67c1@gregkh>
2024-04-18 12:56 ` Jean Delvare [this message]
2024-04-18 13:05   ` Greg Kroah-Hartman
2024-04-18 14:44     ` Jean Delvare
2024-04-18 14:52       ` Greg Kroah-Hartman

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