What’s Vulnerable › Vulnerabilities

CVE-2025-37801: spi: spi-imx: Add check for spi_imx_setupxfer()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-08 · updated 2026-10-15
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: spi: spi-imx: Add check for spi_imx_setupxfer() Add check for the return value of spi_imx_setupxfer(). spi_imx->rx and spi_imx->tx function pointer can be NULL when spi_imx_setupxfer() return error, and make NULL pointer dereference. Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 Call trace: 0x0 spi_imx_pio_transfer+0x50/0xd8 spi_imx_transfer_one+0x18c/0x858 spi_transfer_one_message+0x43c/0x790 __spi_pump_transfer_message+0x238/0x5d4 __spi_sync+0x2b0/0x454 spi_write_then_read+0x11c/0x200

Affected products

• Linux kernel: before 6.1.136; from 6.2 before 6.6.89; from 6.7 before 6.12.26; from 6.13 before 6.14.5; 6.15-rc1, 6.15-rc2 — fixed in 6.1.136, 6.12.26, 6.14.5, 6.6.89

How to fix

Upgrade to a fixed version: Linux kernel 6.1.136, 6.12.26, 6.14.5, 6.6.89. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/055ef73bb1afc3f783a9a13b496770a781964a07
• https://git.kernel.org/stable/c/185d376875ea6fb4256b9dc97ee0b4d2b0fdd399
• https://git.kernel.org/stable/c/2b4479eb462ecb39001b38dfb331fc6028dedac8
• https://git.kernel.org/stable/c/2fea0d6d7b5d27fbf55512d51851ba0a346ede52
• https://git.kernel.org/stable/c/951a04ab3a2db4029debfa48d380ef834b93207e
• https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

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