fkie_cve-2019-8956
Vulnerability from fkie_nvd
Published
2019-04-01 19:29
Modified
2024-11-21 04:50
Summary
In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the "sctp_sendmsg()" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.
References
PSIRT-CNA@flexerasoftware.comhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21Release Notes, Vendor Advisory
PSIRT-CNA@flexerasoftware.comhttps://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8Release Notes, Vendor Advisory
PSIRT-CNA@flexerasoftware.comhttps://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0Mailing List, Patch, Vendor Advisory
PSIRT-CNA@flexerasoftware.comhttps://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/Broken Link
PSIRT-CNA@flexerasoftware.comhttps://support.f5.com/csp/article/K12671141Third Party Advisory
PSIRT-CNA@flexerasoftware.comhttps://usn.ubuntu.com/3930-1/Third Party Advisory
PSIRT-CNA@flexerasoftware.comhttps://usn.ubuntu.com/3930-2/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0Mailing List, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/Broken Link
af854a3a-2127-422b-91ae-364da2661108https://support.f5.com/csp/article/K12671141Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3930-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3930-2/Third Party Advisory
Impacted products



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "9548E713-B38D-4759-A85F-097A587EB96A",
              "versionEndExcluding": "4.19.21",
              "versionStartIncluding": "4.17",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D24491DB-D4DD-4719-B553-28E8508833A4",
              "versionEndExcluding": "4.20.8",
              "versionStartIncluding": "4.20",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the \"sctp_sendmsg()\" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, en versiones anteriores a las 4.20.8 y 4.19.21, un error de uso de memoria previamente liberada en la funci\u00f3n \"sctp_sendmsg()\" (net/sctp/socket.c) al gestionar la marca SCTP_SENDALL puede explotarse para corromper memoria"
    }
  ],
  "id": "CVE-2019-8956",
  "lastModified": "2024-11-21T04:50:44.260",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-04-01T19:29:01.300",
  "references": [
    {
      "source": "PSIRT-CNA@flexerasoftware.com",
      "tags": [
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        "Vendor Advisory"
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    },
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    },
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    },
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    },
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    },
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      "tags": [
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    },
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    },
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      "tags": [
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    {
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      "tags": [
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    },
    {
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    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://usn.ubuntu.com/3930-2/"
    }
  ],
  "sourceIdentifier": "PSIRT-CNA@flexerasoftware.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        },
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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