ACK: [SRU][Jammy][Focal][PATCH 0/1] CVE-2023-4134

[Andrei Gherzan]

On 24/01/09 09:16AM, Bethany Jamison wrote:
> [Impact]
> 
> It was discovered that a race condition existed in the Cypress touchscreen
> driver in the Linux kernel during device removal, leading to a use-after-
> free vulnerability. A physically proximate attacker could use this to cause
> a denial of service (system crash) or possibly execute arbitrary code.
> 
> [Fix]
> 
> Clean cherry-pick.
> 
> [Test Case]
> 
> Compile and boot test.
> 
> [Where problems could occur]
> 
> Issues could happen when a Cypress touchscreen device or driver is removed.
> 
> Duoming Zhou (1):
>   Input: cyttsp4_core - change del_timer_sync() to timer_shutdown_sync()
> 
>  drivers/input/touchscreen/cyttsp4_core.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Acked-by: Andrei Gherzan <andrei.gherzan at canonical.com>

-- 
Andrei Gherzan
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