CVE-2021-47074
Vulnerability from cvelistv5
Published
2024-03-01 21:15
Modified
2024-12-19 07:34
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: nvme-loop: fix memory leak in nvme_loop_create_ctrl() When creating loop ctrl in nvme_loop_create_ctrl(), if nvme_init_ctrl() fails, the loop ctrl should be freed before jumping to the "out" label.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517adPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517adPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65Patch
Impacted products
Vendor Product Version
Linux Linux Version: 4.8
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:24:39.815Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517ad"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-47074",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-15T19:25:32.658990Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-08-15T19:25:40.122Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/target/loop.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "9c980795ccd77e8abec33dd6fe28dfe1c4083e65",
              "status": "affected",
              "version": "3a85a5de29ea779634ddfd768059e06196687aba",
              "versionType": "git"
            },
            {
              "lessThan": "551ba08d4b7eb26f75758cdb9f15105b276517ad",
              "status": "affected",
              "version": "3a85a5de29ea779634ddfd768059e06196687aba",
              "versionType": "git"
            },
            {
              "lessThan": "03504e3b54cc8118cc26c064e60a0b00c2308708",
              "status": "affected",
              "version": "3a85a5de29ea779634ddfd768059e06196687aba",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/nvme/target/loop.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.8"
            },
            {
              "lessThan": "4.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.7",
              "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\nnvme-loop: fix memory leak in nvme_loop_create_ctrl()\n\nWhen creating loop ctrl in nvme_loop_create_ctrl(), if nvme_init_ctrl()\nfails, the loop ctrl should be freed before jumping to the \"out\" label."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T07:34:46.119Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65"
        },
        {
          "url": "https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517ad"
        },
        {
          "url": "https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708"
        }
      ],
      "title": "nvme-loop: fix memory leak in nvme_loop_create_ctrl()",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47074",
    "datePublished": "2024-03-01T21:15:12.095Z",
    "dateReserved": "2024-02-29T22:33:44.297Z",
    "dateUpdated": "2024-12-19T07:34:46.119Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47074\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-01T22:15:47.113\",\"lastModified\":\"2024-12-12T14:43:36.903\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnvme-loop: fix memory leak in nvme_loop_create_ctrl()\\n\\nWhen creating loop ctrl in nvme_loop_create_ctrl(), if nvme_init_ctrl()\\nfails, the loop ctrl should be freed before jumping to the \\\"out\\\" label.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: nvme-loop: corrige la p\u00e9rdida de memoria en nvme_loop_create_ctrl() Al crear el control del bucle en nvme_loop_create_ctrl(), si nvme_init_ctrl() falla, el control del bucle debe liberarse antes de saltar al \\\"out\\\" \\\" etiqueta.\"}],\"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-401\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.8\",\"versionEndExcluding\":\"5.10.40\",\"matchCriteriaId\":\"F63B848B-094A-4190-B459-A059A6701D88\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.12.7\",\"matchCriteriaId\":\"E8F2CE30-38B0-4716-B12B-A139B0F9C5C9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"0CBAD0FC-C281-4666-AB2F-F8E6E1165DF7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"96AC23B2-D46A-49D9-8203-8E1BEDCA8532\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517ad\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/03504e3b54cc8118cc26c064e60a0b00c2308708\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/551ba08d4b7eb26f75758cdb9f15105b276517ad\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9c980795ccd77e8abec33dd6fe28dfe1c4083e65\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • 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.