CVE-2025-37971

Summary

In the Linux kernel, the following vulnerability has been resolved:

staging: bcm2835-camera: Initialise dev in v4l2_dev

Commit 42a2f6664e18 ("staging: vc04_services: Move global g_state to vchiq_state") changed mmal_init to pass dev->v4l2_dev.dev to vchiq_mmal_init, however nothing iniitialised dev->v4l2_dev, so we got a NULL pointer dereference.

Set dev->v4l2_dev.dev during bcm2835_mmal_probe. The device pointer could be passed into v4l2_device_register to set it, however that also has other effects that would need additional changes.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux42a2f6664e18874302623f31edef545ef41e1d14 < 06753f49336ab161ea0e249a0720125b81b7b31baffected
LinuxLinux42a2f6664e18874302623f31edef545ef41e1d14 < b70bdd4923e8b8edbacde2af83ca337bb7005261affected
LinuxLinux42a2f6664e18874302623f31edef545ef41e1d14 < 98698ca0e58734bc5c1c24e5bbc7429f981cd186affected
LinuxLinux6.10affected
LinuxLinux0 < 6.10unaffected
LinuxLinux6.12.29 <= 6.12.*unaffected
LinuxLinux6.14.7 <= 6.14.*unaffected
LinuxLinux6.15 <= *unaffected

Weaknesses

References