PT-2026-54802 · Linux+1 · Linux Kernel+1

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CVE-2026-53334

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Published

2026-07-01

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Updated

2026-09-07

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description DAMON RECLAIM and DAMON LRU SORT may dereference NULL pointers if the allocation of their damon ctx objects fails. In DAMON RECLAIM, the damon reclaim enabled store() function incorrectly assumes that the allocation of the damon ctx object for its kdamond will always succeed. If the allocation fails, the execution reaches the damon commit ctx() function while the ctx variable is NULL, leading to a NULL pointer dereference.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

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Weakness Enumeration

Related Identifiers

CVE-2026-53334
USN-8726-1
USN-8727-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu