CVE-2026-46008

kernel: mm/damon/core: fix damos_walk() vs kdamond_fn() exit race

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 27, 2026

Updated · June 28, 2026

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.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-833 · Deadlock