CVE-2026-46008
Description
A flaw was found in the Linux kernel's Data Access MONitor (DAMON) subsystem. A race condition exists in the memory management component, specifically during the exit process of kdamond_fn() and the registration of damos_walk() requests. This vulnerability allows a local attacker to trigger a deadlock, resulting in a Denial of Service (DoS) for the affected system.
Understanding the Weakness (CWE)
Availability
Technical Impact: DoS: Resource Consumption (CPU); DoS: Resource Consumption (Other); DoS: Crash, Exit, or Restart
Each thread of execution will "hang" and prevent tasks from completing. In some cases, CPU consumption may occur if a lock check occurs in a tight loop.
Frequently Asked Questions
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