CVE-2025-37842 Information

Description

In the Linux kernel the following vulnerability has been resolved:

spi: fsl-qspi: use devm function instead of driver remove

Driver use devm APIs to manage clk/irq/resources and register the spi controller but the legacy remove function will be called first during device detach and trigger kernel panic. Drop the remove function and use devm_add_action_or_reset() for driver cleanup to ensure the release sequence.

Trigger kernel panic on i.MX8MQ by echo 30bb0000.spi >/sys/bus/platform/drivers/fsl-quadspi/unbind

Reference

https://git.kernel.org/stable/c/40369bfe717e96e26650eeecfa5a6363563df6e4 https://git.kernel.org/stable/c/439688dbe82baa10d4430dc3252bb5ef1183a171 https://git.kernel.org/stable/c/f9bfb3a5f6f616f3eb7665c8ff3bcb9760ae33c8

CNNVD-202511-2962 (Published: 2025-11-27)

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