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CVE-2026-53334

kernel: mm/damon/reclaim: handle ctx allocation failure

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · July 1, 2026

Updated · July 2, 2026

Description

A flaw was found in the Linux kernel's Data Access Monitor (DAMON) reclaim and Least Recently Used (LRU) sort mechanisms. This vulnerability arises from an incorrect assumption that a memory allocation will always succeed. If the allocation fails, a NULL pointer is dereferenced, which can lead to system instability or a denial of service. While this issue is expected to occur infrequently, its potential impact is significant.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-476 · NULL Pointer Dereference