CVE-2025-39708: media: iris: Fix NULL pointer dereference

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-09-05 · updated 2026-10-19
Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: media: iris: Fix NULL pointer dereference A warning reported by smatch indicated a possible null pointer dereference where one of the arguments to API "iris_hfi_gen2_handle_system_error" could sometimes be null. To fix this, add a check to validate that the argument passed is not null before accessing its members.

Affected products

Linux kernel: from 6.15 before 6.16.4 — fixed in 6.16.4

How to fix

Upgrade to a fixed version: Linux kernel 6.16.4. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/0f837559ccdd275c5a059e6ac4d5034b03409f1d
https://git.kernel.org/stable/c/992ddee3c0da5f113ba86892ace467c1ac645538

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