cve-2021-46965
Vulnerability from cvelistv5
Published
2024-02-27 18:47
Modified
2024-12-19 07:32
Severity ?
Summary
mtd: physmap: physmap-bt1-rom: Fix unintentional stack access
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7bePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecbPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7bePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecbPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925Patch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-46965",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-02-27T19:38:51.925558Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:13:13.079Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:17:42.990Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/mtd/maps/physmap-bt1-rom.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "34ec706bf0b7c4ca249a729c1bcb91f706c7a7be",
              "status": "affected",
              "version": "b3e79e7682e075326df8041b826b03453acacd0a",
              "versionType": "git"
            },
            {
              "lessThan": "4e4ebb827bf09311469ffd9d0c14ed40ed9747aa",
              "status": "affected",
              "version": "b3e79e7682e075326df8041b826b03453acacd0a",
              "versionType": "git"
            },
            {
              "lessThan": "4d786870e3262ec098a3b4ed10b895176bc66ecb",
              "status": "affected",
              "version": "b3e79e7682e075326df8041b826b03453acacd0a",
              "versionType": "git"
            },
            {
              "lessThan": "683313993dbe1651c7aa00bb42a041d70e914925",
              "status": "affected",
              "version": "b3e79e7682e075326df8041b826b03453acacd0a",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/mtd/maps/physmap-bt1-rom.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.10"
            },
            {
              "lessThan": "5.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.36",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.11.*",
              "status": "unaffected",
              "version": "5.11.20",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.13",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: physmap: physmap-bt1-rom: Fix unintentional stack access\n\nCast \u0026data to (char *) in order to avoid unintentionally accessing\nthe stack.\n\nNotice that data is of type u32, so any increment to \u0026data\nwill be in the order of 4-byte chunks, and this piece of code\nis actually intended to be a byte offset.\n\nAddresses-Coverity-ID: 1497765 (\"Out-of-bounds access\")"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T07:32:41.209Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be"
        },
        {
          "url": "https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa"
        },
        {
          "url": "https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb"
        },
        {
          "url": "https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925"
        }
      ],
      "title": "mtd: physmap: physmap-bt1-rom: Fix unintentional stack access",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-46965",
    "datePublished": "2024-02-27T18:47:03.022Z",
    "dateReserved": "2024-02-27T18:42:55.942Z",
    "dateUpdated": "2024-12-19T07:32:41.209Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-46965\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-02-27T19:04:07.087\",\"lastModified\":\"2025-01-08T17:16:07.213\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmtd: physmap: physmap-bt1-rom: Fix unintentional stack access\\n\\nCast \u0026data to (char *) in order to avoid unintentionally accessing\\nthe stack.\\n\\nNotice that data is of type u32, so any increment to \u0026data\\nwill be in the order of 4-byte chunks, and this piece of code\\nis actually intended to be a byte offset.\\n\\nAddresses-Coverity-ID: 1497765 (\\\"Out-of-bounds access\\\")\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mtd: physmap: physmap-bt1-rom: corrige el acceso involuntario a la pila. Transmite \u0026amp;data a (char *) para evitar el acceso involuntario a la pila. Tenga en cuenta que los datos son de tipo u32, por lo que cualquier incremento en \u0026amp;data ser\u00e1 del orden de fragmentos de 4 bytes, y este fragmento de c\u00f3digo en realidad est\u00e1 destinado a ser un desplazamiento de bytes. Direcciones-Coverity-ID: 1497765 (\\\"Acceso fuera de l\u00edmites\\\")\"}],\"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:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.10\",\"versionEndExcluding\":\"5.10.36\",\"matchCriteriaId\":\"A3C0C655-F217-444C-9131-45D82FAF3CFF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.11.20\",\"matchCriteriaId\":\"EEC03413-9760-46D4-AC1D-EB084A1D4111\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.12\",\"versionEndExcluding\":\"5.12.3\",\"matchCriteriaId\":\"F9D6B2DE-7E4A-4B3B-9AEE-3A2C5F23DA32\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.