cve-2024-47661
Vulnerability from cvelistv5
Published
2024-10-09 14:05
Modified
2024-11-05 09:48
Severity ?
Summary
drm/amd/display: Avoid overflow from uint32_t to uint8_t
Impacted products
Vendor Product Version
Linux Linux
Show details on NVD website


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                "id": "CVE-2024-47661",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-10T13:22:58.614441Z",
                "version": "2.0.3"
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              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2024-10-10T13:23:13.723Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c",
            "drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "30d1b783b6ee",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
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              "lessThan": "d6b54900c564",
              "status": "affected",
              "version": "1da177e4c3f4",
              "versionType": "git"
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          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c",
            "drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Avoid overflow from uint32_t to uint8_t\n\n[WHAT \u0026 HOW]\ndmub_rb_cmd\u0027s ramping_boundary has size of uint8_t and it is assigned\n0xFFFF. Fix it by changing it to uint8_t with value of 0xFF.\n\nThis fixes 2 INTEGER_OVERFLOW issues reported by Coverity."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-05T09:48:17.739Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec"
        },
        {
          "url": "https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0"
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      ],
      "title": "drm/amd/display: Avoid overflow from uint32_t to uint8_t",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-47661",
    "datePublished": "2024-10-09T14:05:25.571Z",
    "dateReserved": "2024-09-30T16:00:12.935Z",
    "dateUpdated": "2024-11-05T09:48:17.739Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-47661\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-10-09T15:15:15.020\",\"lastModified\":\"2024-10-15T16:03:29.260\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/amd/display: Avoid overflow from uint32_t to uint8_t\\n\\n[WHAT \u0026 HOW]\\ndmub_rb_cmd\u0027s ramping_boundary has size of uint8_t and it is assigned\\n0xFFFF. Fix it by changing it to uint8_t with value of 0xFF.\\n\\nThis fixes 2 INTEGER_OVERFLOW issues reported by Coverity.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: evitar el desbordamiento de uint32_t a uint8_t [QU\u00c9 Y C\u00d3MO] El tama\u00f1o de ramping_boundary de dmub_rb_cmd es uint8_t y se le asigna 0xFFFF. Solucione el problema cambi\u00e1ndolo a uint8_t con el valor 0xFF. Esto soluciona 2 problemas de INTEGER_OVERFLOW informados por Coverity.\"}],\"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}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-190\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"6.10.9\",\"matchCriteriaId\":\"24175937-56EC-4F8D-B998-C00E8F09D4A8\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}"
  }
}


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