Vulnerability-Lookup

ubuntu-cve-2025-0665

Vulnerability from osv_ubuntu

Published

2025-02-05 00:00

Modified

2025-07-16 05:22

Summary

Details

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve.

Severity

9.8 (Critical)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

N/A (UNKNOWN)

low

References

URL

Type

	https://ubuntu.com/security/CVE-2025-0665	REPORT
	https://www.cve.org/CVERecord?id=CVE-2025-0665	REPORT
	https://curl.se/docs/CVE-2025-0665.html	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "curl",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "curl-dbgsym",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl3-gnutls",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl3-gnutls-dbgsym",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl3-nss",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl3-nss-dbgsym",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4-dbgsym",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4-doc",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4-gnutls-dev",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4-nss-dev",
            "binary_version": "7.68.0-1ubuntu2.25"
          },
          {
            "binary_name": "libcurl4-openssl-dev",
            "binary_version": "7.68.0-1ubuntu2.25"
          }
        ],
        "priority_reason": "Curl developers have rated this as being low severity"
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "curl",
        "purl": "pkg:deb/ubuntu/curl@7.68.0-1ubuntu2.25?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.68.0-1ubuntu2.25"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.65.3-1ubuntu3",
        "7.65.3-1ubuntu4",
        "7.66.0-1ubuntu1",
        "7.67.0-2ubuntu1",
        "7.68.0-1ubuntu1",
        "7.68.0-1ubuntu2",
        "7.68.0-1ubuntu2.1",
        "7.68.0-1ubuntu2.2",
        "7.68.0-1ubuntu2.4",
        "7.68.0-1ubuntu2.5",
        "7.68.0-1ubuntu2.6",
        "7.68.0-1ubuntu2.7",
        "7.68.0-1ubuntu2.10",
        "7.68.0-1ubuntu2.11",
        "7.68.0-1ubuntu2.12",
        "7.68.0-1ubuntu2.13",
        "7.68.0-1ubuntu2.14",
        "7.68.0-1ubuntu2.15",
        "7.68.0-1ubuntu2.16",
        "7.68.0-1ubuntu2.18",
        "7.68.0-1ubuntu2.19",
        "7.68.0-1ubuntu2.20",
        "7.68.0-1ubuntu2.21",
        "7.68.0-1ubuntu2.22",
        "7.68.0-1ubuntu2.23",
        "7.68.0-1ubuntu2.24"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "curl",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "curl-dbgsym",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl3-gnutls",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl3-gnutls-dbgsym",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl3-nss",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl3-nss-dbgsym",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4-dbgsym",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4-doc",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4-gnutls-dev",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4-nss-dev",
            "binary_version": "7.81.0-1ubuntu1.20"
          },
          {
            "binary_name": "libcurl4-openssl-dev",
            "binary_version": "7.81.0-1ubuntu1.20"
          }
        ],
        "priority_reason": "Curl developers have rated this as being low severity"
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "curl",
        "purl": "pkg:deb/ubuntu/curl@7.81.0-1ubuntu1.20?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.81.0-1ubuntu1.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.74.0-1.3ubuntu2",
        "7.74.0-1.3ubuntu3",
        "7.80.0-3",
        "7.81.0-1",
        "7.81.0-1ubuntu1.1",
        "7.81.0-1ubuntu1.2",
        "7.81.0-1ubuntu1.3",
        "7.81.0-1ubuntu1.4",
        "7.81.0-1ubuntu1.6",
        "7.81.0-1ubuntu1.7",
        "7.81.0-1ubuntu1.8",
        "7.81.0-1ubuntu1.10",
        "7.81.0-1ubuntu1.11",
        "7.81.0-1ubuntu1.13",
        "7.81.0-1ubuntu1.14",
        "7.81.0-1ubuntu1.15",
        "7.81.0-1ubuntu1.16",
        "7.81.0-1ubuntu1.17",
        "7.81.0-1ubuntu1.18",
        "7.81.0-1ubuntu1.19"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "curl",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "curl-dbgsym",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl3t64-gnutls",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl3t64-gnutls-dbgsym",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl4-doc",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl4-gnutls-dev",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl4-openssl-dev",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl4t64",
            "binary_version": "8.5.0-2ubuntu10.6"
          },
          {
            "binary_name": "libcurl4t64-dbgsym",
            "binary_version": "8.5.0-2ubuntu10.6"
          }
        ],
        "priority_reason": "Curl developers have rated this as being low severity"
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "curl",
        "purl": "pkg:deb/ubuntu/curl@8.5.0-2ubuntu10.6?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.5.0-2ubuntu10.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.2.1-1ubuntu3",
        "8.2.1-1ubuntu3.1",
        "8.4.0-2ubuntu1",
        "8.5.0-2ubuntu1",
        "8.5.0-2ubuntu2",
        "8.5.0-2ubuntu8",
        "8.5.0-2ubuntu9",
        "8.5.0-2ubuntu10",
        "8.5.0-2ubuntu10.1",
        "8.5.0-2ubuntu10.2",
        "8.5.0-2ubuntu10.3",
        "8.5.0-2ubuntu10.4",
        "8.5.0-2ubuntu10.5"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "curl",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "curl-dbgsym",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl3t64-gnutls",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl3t64-gnutls-dbgsym",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl4-doc",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl4-gnutls-dev",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl4-openssl-dev",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl4t64",
            "binary_version": "8.12.1-3ubuntu1"
          },
          {
            "binary_name": "libcurl4t64-dbgsym",
            "binary_version": "8.12.1-3ubuntu1"
          }
        ],
        "priority_reason": "Curl developers have rated this as being low severity"
      },
      "package": {
        "ecosystem": "Ubuntu:25.04",
        "name": "curl",
        "purl": "pkg:deb/ubuntu/curl@8.12.1-3ubuntu1?arch=source\u0026distro=plucky"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.12.1-3ubuntu1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.9.1-2ubuntu2",
        "8.9.1-2ubuntu3",
        "8.11.0-1ubuntu2",
        "8.11.1-1ubuntu1",
        "8.12.0+git20250209.89ed161+ds-1ubuntu1",
        "8.12.1-2ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve.",
  "id": "UBUNTU-CVE-2025-0665",
  "modified": "2025-07-16T05:22:06Z",
  "published": "2025-02-05T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-0665"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-0665"
    },
    {
      "type": "REPORT",
      "url": "https://curl.se/docs/CVE-2025-0665.html"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-0665"
  ],
  "withdrawn": "2025-07-18T17:02:41Z"
}

CVE-2025-0665 (GCVE-0-2025-0665)

Vulnerability from cvelistv5 – Published: 2025-02-05 09:16 – Updated: 2026-03-17 17:42

Title

eventfd double close

Summary

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve.

Severity

7 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-1341 Multiple Releases of Same Resource or Handle

Assigner

curl

References

6 references

URL	Tags
https://curl.se/docs/CVE-2025-0665.json
https://curl.se/docs/CVE-2025-0665.html
https://hackerone.com/reports/2954286
http://www.openwall.com/lists/oss-security/2025/02/05/2
http://www.openwall.com/lists/oss-security/2025/02/05/5
https://security.netapp.com/advisory/ntap-2025030…

Impacted products

1 product

Vendor	Product	Version
curl	curl	Affected: 8.11.1 , ≤ 8.11.1 (semver)

Credits

Christian Heusel Andy Pan

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-03-07T00:10:49.291Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2025/02/05/2"
          },
          {
            "url": "http://www.openwall.com/lists/oss-security/2025/02/05/5"
          },
          {
            "url": "https://security.netapp.com/advisory/ntap-20250306-0007/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 7,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-0665",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-17T17:42:03.317434Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-17T17:42:06.679Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "curl",
          "vendor": "curl",
          "versions": [
            {
              "lessThanOrEqual": "8.11.1",
              "status": "affected",
              "version": "8.11.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Christian Heusel"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Andy Pan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "libcurl would wrongly close the same eventfd file descriptor twice when taking\ndown a connection channel after having completed a threaded name resolve."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-1341 Multiple Releases of Same Resource or Handle",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-02-05T09:16:49.038Z",
        "orgId": "2499f714-1537-4658-8207-48ae4bb9eae9",
        "shortName": "curl"
      },
      "references": [
        {
          "name": "json",
          "url": "https://curl.se/docs/CVE-2025-0665.json"
        },
        {
          "name": "www",
          "url": "https://curl.se/docs/CVE-2025-0665.html"
        },
        {
          "name": "issue",
          "url": "https://hackerone.com/reports/2954286"
        }
      ],
      "title": "eventfd double close"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "2499f714-1537-4658-8207-48ae4bb9eae9",
    "assignerShortName": "curl",
    "cveId": "CVE-2025-0665",
    "datePublished": "2025-02-05T09:16:49.038Z",
    "dateReserved": "2025-01-23T08:40:34.867Z",
    "dateUpdated": "2026-03-17T17:42:06.679Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

ubuntu-cve-2025-0665

Vulnerability from osv_ubuntu

CVE-2025-0665 (GCVE-0-2025-0665)

Tags

Sightings

Nomenclature