CVE-2026-23218: gpio: loongson-64bit: Fix incorrect NULL check after devm_kcalloc()
In the Linux kernel, the following vulnerability has been resolved:
gpio: loongson-64bit: Fix incorrect NULL check after devmkcalloc()
Fix incorrect NULL check in loongsongpioinitirqchip(). The function checks chip->parent instead of chip->irq.parents.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the nature of the vulnerability CVE-2026-23218?
CVE-2026-23218 involves an incorrect NULL check in the loongson_gpio_init_irqchip function in the Linux kernel.
What is the severity of CVE-2026-23218?
The severity of CVE-2026-23218 has not been publicly disclosed, but it should be assessed within the context of your specific environment.
How do I fix CVE-2026-23218?
To fix CVE-2026-23218, update your Linux kernel to the latest stable version that includes the patch for the vulnerability.
Which versions of Linux kernel are affected by CVE-2026-23218?
CVE-2026-23218 affects versions of the Linux kernel that utilize the loongson GPIO functionality without the applied fix.
Is CVE-2026-23218 being actively exploited in the wild?
As of now, there are no reports indicating that CVE-2026-23218 is actively being exploited.