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.

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CVSS v3.1 Score

8.8

HIGH

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

References

Other 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

Frequently Asked Questions

What is CVE-2026-89898? +

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. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2026-89898? +

CVE-2026-89898 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2026-89898? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.