gsd-2021-3905
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.
Aliases
Aliases
CVE-2021-3905


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3905",
    "description": "A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.",
    "id": "GSD-2021-3905",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-3905.html",
      "https://ubuntu.com/security/CVE-2021-3905",
      "https://security.archlinux.org/CVE-2021-3905",
      "https://access.redhat.com/errata/RHBA-2022:0051",
      "https://access.redhat.com/errata/RHBA-2022:0052",
      "https://access.redhat.com/errata/RHBA-2022:5792"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3905"
      ],
      "details": "A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.",
      "id": "GSD-2021-3905",
      "modified": "2023-12-13T01:23:34.226077Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-3905",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "openvswitch (ovs)",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Fixed in v2.17.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
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          }
        ]
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      "problemtype": {
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                "lang": "eng",
                "value": "CWE-401 - Missing Release of Memory after Effective Lifetime"
              }
            ]
          }
        ]
      },
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          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2019692",
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          },
          {
            "name": "https://github.com/openvswitch/ovs-issues/issues/226",
            "refsource": "MISC",
            "url": "https://github.com/openvswitch/ovs-issues/issues/226"
          },
          {
            "name": "https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349",
            "refsource": "MISC",
            "url": "https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349"
          },
          {
            "name": "GLSA-202311-16",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202311-16"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
          {
            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.17.0",
                "vulnerable": true
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            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
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                "cpe_name": [],
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          ]
        },
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            {
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            },
            {
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            },
            {
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            },
            {
              "name": "https://github.com/openvswitch/ovs-issues/issues/226",
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            },
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                "Patch",
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              "url": "https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349"
            },
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              "refsource": "",
              "tags": [],
              "url": "https://security.gentoo.org/glsa/202311-16"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-11-26T11:15Z",
      "publishedDate": "2022-08-23T16:15Z"
    }
  }
}


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