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CVE-2026-80649

HIGHCVSS 7.8/10EPSS 0.17%

Last modified

CVE-2026-80649 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.17%

6.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 76a6550990e296a7acbb4d33201c9740be912a8c, < 01613f5e4ff6c080260615392338e92e261d109b; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < ca94597440fa546e56293abe9d0af6c73535d44e; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < 30aa348494531adfb043b2e883afc0439e5fcdca; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < 0db2bb3c948ef8b7364768554d6ab5e1544dc441; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < 11daac2817dca75e3eabb2050bc620c29e686fcd; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < 11bb771f3c55b4cef3879e69da4ddecd6085569c; >= 76a6550990e296a7acbb4d33201c9740be912a8c, < f9ef3f66f4b18078e464b7606f9497e4dbeb9905
LinuxLinux4.17

References

Timeline

Published
Last Modified
Status
Received

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.
How severe is CVE-2026-80649?
CVE-2026-80649 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2026-80649?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST