{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-amd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "7f2c746e09a3746bf937bc708129dc8af61d8f19",
              "status": "affected",
              "version": "3fe26121dc3a9bf64e18fe0075cd9a92c9cd1b1a",
              "versionType": "git"
            },
            {
              "lessThan": "76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc",
              "status": "affected",
              "version": "3fe26121dc3a9bf64e18fe0075cd9a92c9cd1b1a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/spi/spi-amd.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.1"
            },
            {
              "lessThan": "6.1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.14.*",
              "status": "unaffected",
              "version": "6.14.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.15-rc1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()\n\nIf speed_hz \u003c AMD_SPI_MIN_HZ, amd_set_spi_freq() iterates over the\nentire amd_spi_freq array without breaking out early, causing \u0027i\u0027 to go\nbeyond the array bounds.\n\nFix that by stopping the loop when it gets to the last entry, so the low\nspeed_hz value gets clamped up to AMD_SPI_MIN_HZ.\n\nFixes the following warning with an UBSAN kernel:\n\n  drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falls through to next function amd_spi_set_opcode()"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-04-18T07:01:40.151Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/7f2c746e09a3746bf937bc708129dc8af61d8f19"
        },
        {
          "url": "https://git.kernel.org/stable/c/76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc"
        }
      ],
      "title": "objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()",
      "x_generator": {
        "engine": "bippy-1.0.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40014",
    "datePublished": "2025-04-18T07:01:40.151Z",
    "dateReserved": "2025-04-16T07:20:57.151Z",
    "dateUpdated": "2025-04-18T07:01:40.151Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-40014\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-04-18T07:15:44.670\",\"lastModified\":\"2025-04-29T14:10:33.727\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nobjtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()\\n\\nIf speed_hz \u003c AMD_SPI_MIN_HZ, amd_set_spi_freq() iterates over the\\nentire amd_spi_freq array without breaking out early, causing \u0027i\u0027 to go\\nbeyond the array bounds.\\n\\nFix that by stopping the loop when it gets to the last entry, so the low\\nspeed_hz value gets clamped up to AMD_SPI_MIN_HZ.\\n\\nFixes the following warning with an UBSAN kernel:\\n\\n  drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falls through to next function amd_spi_set_opcode()\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: objtool, spi: amd: Se corrige el acceso a la pila fuera de los l\u00edmites en amd_set_spi_freq(). Si speed_hz \u0026lt; AMD_SPI_MIN_HZ, amd_set_spi_freq() itera sobre toda la matriz amd_spi_freq sin interrumpir la ejecuci\u00f3n antes de tiempo, lo que provoca que \u0027i\u0027 supere los l\u00edmites de la matriz. Para solucionar esto, se detiene el bucle al llegar a la \u00faltima entrada, de modo que el valor bajo de speed_hz se limite a AMD_SPI_MIN_HZ. Se corrige la siguiente advertencia con un kernel UBSAN: drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falla a la siguiente funci\u00f3n amd_spi_set_opcode().\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-129\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.1\",\"versionEndExcluding\":\"6.14.2\",\"matchCriteriaId\":\"AEE588B8-579B-48E7-B84C-16665FF25982\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7f2c746e09a3746bf937bc708129dc8af61d8f19\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}