ACK: [SRU][M][PATCH 0/1] CVE-2024-26593

[Manuel Diewald]

On Mon, Apr 08, 2024 at 01:35:03PM -0500, Bethany Jamison wrote:
> [Impact]
> 
>  In the Linux kernel, the following vulnerability has been resolved:
> 
>  i2c: i801: Fix block process call transactions
> 
>  According to the Intel datasheets, software must reset the block
>  buffer index twice for block process call transactions: once before
>  writing the outgoing data to the buffer, and once again before
>  reading the incoming data from the buffer.
> 
>  The driver is currently missing the second reset, causing the wrong
>  portion of the block buffer to be read.
> 
> [Fix]
> 
> Mantic:	Clean cherry-pick.
> Jammy:	pending
> Focal:	pending
> Bionic:	not-affected
> Xenial:	not-affected
> Trusty:	not-affected
> 
> [Test Case]
> 
> Compile and boot tested.
> 
> [Where problems could occur]
> 
> This fix affects those using the i2c i801 driver, an issue with this
> fix would be visable via unexpected system behavior and potentially
> a crash. This fix has a low risk of regression as it is very
> simple and utilizes code sections that have already been developed.
> 
> Jean Delvare (1):
>   i2c: i801: Fix block process call transactions
> 
>  drivers/i2c/busses/i2c-i801.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> -- 
> 2.34.1
> 
> 
> -- 
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team

Acked-by: Manuel Diewald <manuel.diewald at canonical.com>

-- 
 Manuel
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