PT-2026-54803 · Linux+1 · Linux Kernel+1

CVE-2026-53335

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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 An issue exists in the DAMON LRU SORT component where the damon lru sort enabled store() function incorrectly assumes that the allocation of the damon ctx object for its kdamond will always succeed. If the allocation fails, the ctx variable remains NULL, and the execution flow reaches the damon commit ctx() function. This leads to a NULL pointer dereference, which occurs when the system attempts to read or write to a memory address that is NULL.
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-2026-53335
USN-8726-1
USN-8727-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu