PT-2026-93539 · Linux · Linux Kernel

CVE-2026-89898

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Published

2026-09-16

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Updated

2026-09-24

CVSS v3.1

8.8

High

VectorAV:A/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 An issue exists in the extron-da-hd-4k-plus component of the Consumer Electronics Control (CEC) subsystem. The system fails to properly validate incoming data, which can lead to a buffer overflow in the msg.msg[] array when processing malformed data.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2026-89898
OPENSUSE-SU-2026:11880-1

Affected Products

Linux Kernel