CVE-2026-68221

Description

A flaw was found in the Linux kernel's Nuvoton NPCM video driver. The npcm_video_probe() function allocates memory that is not properly freed on error paths or during device removal, leading to memory leaks. Additionally, when npcm_video_setup_video() fails, associated reserved memory is not released. These issues can lead to resource exhaustion, potentially resulting in a Denial of Service (DoS) for the system.

Understanding the Weakness (CWE)

Availability

Technical Impact: DoS: Resource Consumption (Other); DoS: Resource Consumption (Memory); DoS: Resource Consumption (CPU)

An attacker that can influence the allocation of resources that are not properly released could deplete the available resource pool and prevent all other processes from accessing the same type of resource. Frequently-affected resources include memory, CPU, disk space, power or battery, etc.

Frequently Asked Questions

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