CVE-2026-89898

high

Description

In the Linux kernel, the following vulnerability has been resolved: media: cec: extron-da-hd-4k-plus: add sanity check Add check to prevent overflowing msg.msg[] in case the incoming data is malformed.

References

https://git.kernel.org/stable/c/abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3

https://git.kernel.org/stable/c/7ad2fec276946a0dedfa54eb26fc38c4fc6a6034

https://git.kernel.org/stable/c/673611cc2ab9769929644ce879f7ea34932a3011

https://git.kernel.org/stable/c/00c13b4ab481a09d915d099815cff1b10926ddd9

Details

Source: Mitre, NVD

Published: 2026-09-16

Updated: 2026-09-16

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H