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firmware: arm_scmi: Fix OOB in scmi_power_name_get()

Type: advisorySources: OSV

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.

Products
Kernel
Affected versions
Not specified
Fixed versions
5.15.212, 6.1.178, 6.12.97, 6.18.40, 6.6.145, 7.1.5
CVEs
CVE-2026-80649
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 20:45 UTC · Revision 1

Source evidence

firmware: arm_scmi: Fix OOB in scmi_power_name_get()

core-osv · Original source

Published 28 Aug 2026, 06:48 UTC

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.

osv:CVE-2026-80649

Kernel

Fixed versions: 5.15.212, 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5

Complete source record
{
  "id": "63c2a302b07763778ad29815329f5055768d0e0dc0033ec3686b866e364787e3",
  "url": "https://osv.dev/vulnerability/CVE-2026-80649",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "firmware: arm_scmi: Fix OOB in scmi_power_name_get()",
    "summary": "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.",
    "evidence": "osv:CVE-2026-80649",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.212",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.178",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.145",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.97",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.40",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.1.5",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-80649",
      "aliases": [
        "CVE-2026-80649"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
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              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80649.json"
          }
        },
        {
          "ranges": [
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              "type": "ECOSYSTEM",
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                  "introduced": "4.17.0"
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            {
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                  "introduced": "6.2.0"
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                {
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            },
            {
              "type": "ECOSYSTEM",
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                  "introduced": "6.7.0"
                },
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            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
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              ]
            },
            {
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                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "7.1.5"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80649.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.252607471Z",
      "provider": "osv",
      "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",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80649.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-80649",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80649.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-80649",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 506828,
  "published_at": "2026-08-28T06:48:58.203+00:00"
}