PT-2026-52950 · Linux+2 · Linux Kernel+2

CVE-2026-53311

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Published

2026-06-26

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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 where the fuse dentry revalidate() function may be called with a dentry that has an uninitialized d time variable. This behavior was identified using KMSAN, occurring when lookup open() invokes d alloc() followed by d revalidate().
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of Uninitialized Resource

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Weakness Enumeration

CWE-908

Related Identifiers

CVE-2026-53311
USN-8566-1
USN-8568-1
USN-8569-1
USN-8593-1
USN-8603-1
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu