CVE-2026-80649 (CVSS 7.8)

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Fix OOB in scmi_power_name_get() scmi_power_name_get() does not validate the domain number passed by the external caller, which may lead to an out-of-bounds access. Fix this by returning "unknown" for invalid domains, like scmi_reset_name_get() does.

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CVSS v3.1 Score

7.8

HIGH

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

EPSS — Exploit Prediction

0.0013

Probability of exploitation

0.03%

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/01613f5e4ff6c080260615392338e92e261d109b https://git.kernel.org/stable/c/0db2bb3c948ef8b7364768554d6ab5e1544dc441 https://git.kernel.org/stable/c/11bb771f3c55b4cef3879e69da4ddecd6085569c https://git.kernel.org/stable/c/11daac2817dca75e3eabb2050bc620c29e686fcd https://git.kernel.org/stable/c/30aa348494531adfb043b2e883afc0439e5fcdca https://git.kernel.org/stable/c/ca94597440fa546e56293abe9d0af6c73535d44e https://git.kernel.org/stable/c/f9ef3f66f4b18078e464b7606f9497e4dbeb9905

Frequently Asked Questions

What is CVE-2026-80649? +

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Fix OOB in scmi_power_name_get() scmi_power_name_get() does not validate the domain number passed by the external caller, which may lead to an out-of-bounds access. Fix this by returning "unknown" for invalid domains, like scmi_reset_name_get() does. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-80649? +

CVE-2026-80649 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0013, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-80649? +

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-2026-80649