PT-2026-37540 · Linux+2 · Linux Kernel+2

CVE-2026-43200

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Published

2026-01-08

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Updated

2026-08-21

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 PCI endpoint component where the pci primary epc epf unlink() and pci secondary epc epf unlink() functions specify parameters in the wrong order. This contradicts the definition of struct configfs item operations callbacks, which expect parameters in a specific sequence. Consequently, using the unlink command in configfs can lead to a kernel crash due to an invalid kernel paging request.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

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Weakness Enumeration

Related Identifiers

BDU:2026-11700
CVE-2026-43200
OPENSUSE-SU-2026:21555-1
SUSE-SU-2026:23066-1
SUSE-SU-2026:23068-1
SUSE-SU-2026:23193-1
SUSE-SU-2026:23194-1
SUSE-SU-2026:23221-1
SUSE-SU-2026:23231-1
SUSE-SU-2026:23237-1
SUSE-SU-2026:23241-1
SUSE-SU-2026:23244-1
SUSE-SU-2026:3130-1
SUSE-SU-2026:3166-1
USN-8492-1
USN-8492-2
USN-8492-3
USN-8492-4
USN-8492-5
USN-8497-1
USN-8499-1
USN-8575-1
USN-8575-2
USN-8575-3
USN-8597-1
USN-8606-1
USN-8607-1
USN-8609-1
USN-8610-1
USN-8619-1
USN-8620-1
USN-8620-2
USN-8620-3
USN-8620-4
USN-8668-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu