cve-2024-26942
Vulnerability from cvelistv5
Published
2024-05-01 05:17
Modified
2024-11-05 09:18
Summary
net: phy: qcom: at803x: fix kernel panic with at8031_probe
Impacted products
Vendor Product Version
Linux Linux Version: 6.8
Show details on NVD website


{
  "containers": {
    "adp": [
      {
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          {
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              "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linux_kernel",
            "vendor": "linux",
            "versions": [
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                "status": "affected",
                "version": "25d2ba94005f"
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          },
          {
            "cpes": [
              "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
            ],
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            "product": "linux_kernel",
            "vendor": "linux",
            "versions": [
              {
                "status": "affected",
                "version": "6.8"
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            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linux_kernel",
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            "versions": [
              {
                "status": "unknown",
                "version": "0"
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          },
          {
            "cpes": [
              "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linux_kernel",
            "vendor": "linux",
            "versions": [
              {
                "status": "unknown",
                "version": "6.8.3"
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          },
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              "cpe:2.3:a:linux:linux_kernel:-:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "linux_kernel",
            "vendor": "linux",
            "versions": [
              {
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                "version": "6.9"
              }
            ]
          }
        ],
        "metrics": [
          {
            "cvssV3_1": {
              "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"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2024-26942",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-16T17:56:48.480091Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-362",
                "description": "CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:49:33.611Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:21:05.552Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/phy/qcom/at803x.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a8a296ad9957",
              "status": "affected",
              "version": "25d2ba94005f",
              "versionType": "git"
            },
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              "lessThan": "6a4aee277740",
              "status": "affected",
              "version": "25d2ba94005f",
              "versionType": "git"
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          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/phy/qcom/at803x.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.8"
            },
            {
              "lessThan": "6.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.8.*",
              "status": "unaffected",
              "version": "6.8.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: qcom: at803x: fix kernel panic with at8031_probe\n\nOn reworking and splitting the at803x driver, in splitting function of\nat803x PHYs it was added a NULL dereference bug where priv is referenced\nbefore it\u0027s actually allocated and then is tried to write to for the\nis_1000basex and is_fiber variables in the case of at8031, writing on\nthe wrong address.\n\nFix this by correctly setting priv local variable only after\nat803x_probe is called and actually allocates priv in the phydev struct."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-05T09:18:37.072Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3"
        },
        {
          "url": "https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc"
        }
      ],
      "title": "net: phy: qcom: at803x: fix kernel panic with at8031_probe",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26942",
    "datePublished": "2024-05-01T05:17:56.555Z",
    "dateReserved": "2024-02-19T14:20:24.197Z",
    "dateUpdated": "2024-11-05T09:18:37.072Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26942\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-01T06:15:09.633\",\"lastModified\":\"2024-11-21T09:03:26.500\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: phy: qcom: at803x: fix kernel panic with at8031_probe\\n\\nOn reworking and splitting the at803x driver, in splitting function of\\nat803x PHYs it was added a NULL dereference bug where priv is referenced\\nbefore it\u0027s actually allocated and then is tried to write to for the\\nis_1000basex and is_fiber variables in the case of at8031, writing on\\nthe wrong address.\\n\\nFix this by correctly setting priv local variable only after\\nat803x_probe is called and actually allocates priv in the phydev struct.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: phy: qcom: at803x: corrige el p\u00e1nico del kernel con at8031_probe Al reelaborar y dividir el controlador at803x, en la funci\u00f3n de divisi\u00f3n de los PHY de at803x se agreg\u00f3 un error de desreferencia NULL donde se hace referencia a priv antes de que realmente se asigne y luego se intenta escribir para las variables is_1000basex e is_fiber en el caso de at8031, escribiendo en la direcci\u00f3n incorrecta. Solucione este problema configurando correctamente la variable local priv solo despu\u00e9s de llamar a at803x_probe y realmente asignar priv en la estructura phydev.\"}],\"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:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-362\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartExcluding\":\"6.8\",\"versionEndExcluding\":\"6.8.3\",\"matchCriteriaId\":\"1649B701-9DF9-4E5D-AA4B-6A7071BF05D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"22BEDD49-2C6D-402D-9DBF-6646F6ECD10B\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/6a4aee277740d04ac0fd54cfa17cc28261932ddc\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a8a296ad9957b845b89bcf48be1cf8c74875ecc3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]}]}}"
  }
}


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