FKIE_CVE-2025-22047

Vulnerability from fkie_nvd - Published: 2025-04-16 15:15 - Updated: 2026-06-17 08:44
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix __apply_microcode_amd()'s return value When verify_sha256_digest() fails, __apply_microcode_amd() should propagate the failure by returning false (and not -1 which is promoted to true).
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/31ab12df723543047c3fc19cb8f8c4498ec6267fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/763f4d638f71cb45235395790a46e9f9e84227fdPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7f705a45f130a85fbf31c2abdc999c65644c8307Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ada88219d5315fc13f2910fe278c7112d8d68889Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d295c58fad1d5ab987a81f139dd21498732c4f13Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.14
linux linux_kernel 6.14
linux linux_kernel 6.14
linux linux_kernel 6.14.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "arch/x86/kernel/cpu/microcode/amd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "763f4d638f71cb45235395790a46e9f9e84227fd",
              "status": "affected",
              "version": "bef830144febedb7de86863ae99d8f53bed76e95",
              "versionType": "git"
            },
            {
              "lessThan": "ada88219d5315fc13f2910fe278c7112d8d68889",
              "status": "affected",
              "version": "3e8653e399e7111a3e87d534ff4533b250ae574f",
              "versionType": "git"
            },
            {
              "lessThan": "d295c58fad1d5ab987a81f139dd21498732c4f13",
              "status": "affected",
              "version": "c162ba4f45ab6ef3b7114af6fb419f1833f050c0",
              "versionType": "git"
            },
            {
              "lessThan": "7f705a45f130a85fbf31c2abdc999c65644c8307",
              "status": "affected",
              "version": "50cef76d5cb0e199cda19f026842560f6eedc4f7",
              "versionType": "git"
            },
            {
              "lessThan": "31ab12df723543047c3fc19cb8f8c4498ec6267f",
              "status": "affected",
              "version": "50cef76d5cb0e199cda19f026842560f6eedc4f7",
              "versionType": "git"
            },
            {
              "lessThan": "6.6.87",
              "status": "affected",
              "version": "6.6.81",
              "versionType": "semver"
            },
            {
              "lessThan": "6.12.23",
              "status": "affected",
              "version": "6.12.18",
              "versionType": "semver"
            },
            {
              "lessThan": "6.13.11",
              "status": "affected",
              "version": "6.13.6",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "arch/x86/kernel/cpu/microcode/amd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.14"
            },
            {
              "lessThan": "6.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.87",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.23",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AB4ED8CF-6CC9-4385-BD66-06D3ECD64642",
              "versionEndExcluding": "6.6.87",
              "versionStartIncluding": "6.6.81",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2408E758-CD5B-4D69-AB5A-B470FE7A0B6D",
              "versionEndExcluding": "6.12.23",
              "versionStartIncluding": "6.12.18",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2ED56B74-EE4E-4FD9-878C-0E7509D3258F",
              "versionEndExcluding": "6.13.11",
              "versionStartIncluding": "6.13.6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.14:-:*:*:*:*:*:*",
              "matchCriteriaId": "7DE421BA-0600-4401-A175-73CAB6A6FB4E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc6:*:*:*:*:*:*",
              "matchCriteriaId": "1759FFB7-531C-41B1-9AE1-FD3D80E0D920",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc7:*:*:*:*:*:*",
              "matchCriteriaId": "AD948719-8628-4421-A340-1066314BBD4A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:6.14.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "368D376F-50DC-452F-8D91-2586C7B344FB",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/microcode/AMD: Fix __apply_microcode_amd()\u0027s return value\n\nWhen verify_sha256_digest() fails, __apply_microcode_amd() should propagate\nthe failure by returning false (and not -1 which is promoted to true)."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: x86/microcode/AMD: Se corrige el valor de retorno de __apply_microcode_amd() Cuando verify_sha256_digest() falla, __apply_microcode_amd() debe propagar la falla devolviendo falso (y no -1 que se promueve a verdadero)."
    }
  ],
  "id": "CVE-2025-22047",
  "lastModified": "2026-06-17T08:44:55.553",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-04-16T15:15:58.123",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/31ab12df723543047c3fc19cb8f8c4498ec6267f"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/763f4d638f71cb45235395790a46e9f9e84227fd"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/7f705a45f130a85fbf31c2abdc999c65644c8307"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/ada88219d5315fc13f2910fe278c7112d8d68889"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d295c58fad1d5ab987a81f139dd21498732c4f13"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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