cve/2024/CVE-2024-42249.md

### [CVE-2024-42249](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42249)
![](https://img.shields.io/static/v1?label=Product&message=Linux&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=6.9%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Version&message=7b1d87af14d9ae902ed0c5dc5fabf4eea5abdf02%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=blue)

### Description

In the Linux kernel, the following vulnerability has been resolved:spi: don't unoptimize message in spi_async()Calling spi_maybe_unoptimize_message() in spi_async() is wrong becausethe message is likely to be in the queue and not transferred yet. Thiscan corrupt the message while it is being used by the controller driver.spi_maybe_unoptimize_message() is already called in the correct placein spi_finalize_current_message() to balance the call tospi_maybe_optimize_message() in spi_async().

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/fkie-cad/nvd-json-data-feeds