High 8.8Published Sep 16, 2026

CVE-2026-89898media: cec: extron-da-hd-4k-plus: add sanity check

Updated under an hour ago (Oct 27, 2026, 5:23 PM ET)

Does this affect you?

It affects Linux. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Linux

Exploited in the last 30 days

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.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Received
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	056f2821b631df2b94d3b017fd1e1eef918ed98d builds before 00c13b4ab481a09d915d099815cff1b10926ddd9; from 056f2821b631df2b94d3b017fd1e1eef918ed98d before 673611cc2ab9769929644ce879f7ea34932a3011; 056f2821b631df2b94d3b017fd1e1eef918ed98d builds before 7ad2fec276946a0dedfa54eb26fc38c4fc6a6034; from 056f2821b631df2b94d3b017fd1e1eef918ed98d before abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3	CNA record

References

References

https://git.kernel.org/stable/c/00c13b4ab481a09d915d099815cff1b10926ddd9
https://git.kernel.org/stable/c/673611cc2ab9769929644ce879f7ea34932a3011
https://git.kernel.org/stable/c/7ad2fec276946a0dedfa54eb26fc38c4fc6a6034
https://git.kernel.org/stable/c/abac9820b26b5cfcb01eb79efe2abdd0ac7e07c3

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.