CVE-2026-97509 (CVSS 8.8)

Description

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Keep XDomain reference during the lifetime of a service This is needed because we release the service ID in tb_service_release() and the ID array is owned by the parent XDomain.

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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

EPSS — Exploit Prediction

0.0024

Probability of exploitation

0.14%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

References

Other References

https://git.kernel.org/stable/c/8ab12d015884b8aa85ea7ed58c5a0bae4264fe60 https://git.kernel.org/stable/c/8b4060998637f06975fceee9b73845d8672d411e https://git.kernel.org/stable/c/a4567e5380e4e46d0ea9a28d2d675e5c6f013d54 https://git.kernel.org/stable/c/daeaa6c7211d03ed061b0dd22a875fad9372b090 https://git.kernel.org/stable/c/ea60ae6233ca0fc0d414e9c11f0d86c63b303fc7

Frequently Asked Questions

What is CVE-2026-97509? +

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Keep XDomain reference during the lifetime of a service This is needed because we release the service ID in tb_service_release() and the ID array is owned by the parent XDomain. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2026-97509? +

CVE-2026-97509 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. The EPSS score is 0.0024, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-97509? +

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.

CVE-2026-97509