PT-2026-64500 · Linux+1 · Linux Kernel+1

CVE-2026-64279

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Published

2026-07-25

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Updated

2026-09-07

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A race condition exists during the deregistration of i2c adapters. The i2c get adapter() function allows adapters to be looked up by their ID, which takes a reference to the embedded struct device. If the adapter is not removed from the IDR (Integer ID Management) before it is torn down during deregistration or registration failure, resources such as the device name may be accessed after they have been freed.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Race Condition

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Weakness Enumeration

Related Identifiers

AZL-93816
CVE-2026-64279
ECHO-E851-45CF-F781
OESA-2026-3453
OPENSUSE-SU-2026:11476-1
USN-8726-1
USN-8727-1
USN-8728-1

Affected Products

Linux Kernel
Ubuntu