CVE-2025-40015: Linux

EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: media: stm32-csi: Fix dereference before NULL check In 'stm32_csi_start', 'csidev->s_subdev' is dereferenced directly while assigning a value to the 'src_pad'. However the same value is being checked against NULL at a later point of time indicating that there are chances that the value can be NULL. Move the dereference after the NULL check.

Affected products

• Linux Linux: from 6.15, before 6.16.11 (fixed in 6.16.11); from 6.17, before 6.17.1 (fixed in 6.17.1)

Published 2025-10-20. Last modified 2026-06-17.