Vulnerability-Lookup

ubuntu-cve-2023-2700

Vulnerability from osv_ubuntu

Published

2023-05-15 22:15

Modified

2026-04-22 07:45

Summary

Details

A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.

Severity

5.5 (Medium)


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

5.5 (Medium)


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

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2023-2700	REPORT
	https://ubuntu.com/security/notices/USN-6126-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2023-2700	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libnss-libvirt",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-clients",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-config-network",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-config-nwfilter",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-lxc",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-qemu",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-gluster",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-iscsi-direct",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-rbd",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-zfs",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-vbox",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-xen",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system-systemd",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system-sysv",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-login-shell",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-sanlock",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-wireshark",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt0",
            "binary_version": "8.0.0-1ubuntu7.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "libvirt",
        "purl": "pkg:deb/ubuntu/libvirt@8.0.0-1ubuntu7.5?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.0.0-1ubuntu7.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.6.0-0ubuntu1",
        "7.6.0-0ubuntu3",
        "8.0.0-1ubuntu3",
        "8.0.0-1ubuntu4",
        "8.0.0-1ubuntu5",
        "8.0.0-1ubuntu6",
        "8.0.0-1ubuntu7",
        "8.0.0-1ubuntu7.1",
        "8.0.0-1ubuntu7.2",
        "8.0.0-1ubuntu7.3",
        "8.0.0-1ubuntu7.4"
      ]
    }
  ],
  "aliases": [],
  "details": "A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device\u0027s capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct\u0027s g_autoptr cleanup.",
  "id": "UBUNTU-CVE-2023-2700",
  "modified": "2026-04-22T07:45:00Z",
  "published": "2023-05-15T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-2700"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6126-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-2700"
    }
  ],
  "related": [
    "USN-6126-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-2700"
  ]
}

CVE-2023-2700 (GCVE-0-2023-2700)

Vulnerability from cvelistv5 – Published: 2023-05-15 00:00 – Updated: 2025-01-28 16:26

Summary

Severity

5.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

Memory leak
CWE-401 - Missing Release of Memory after Effective Lifetime

Assigner

redhat

References

5 references

URL	Tags
https://access.redhat.com/security/cve/CVE-2023-2700
https://bugzilla.redhat.com/show_bug.cgi?id=2203653
https://gitlab.com/libvirt/libvirt/-/commit/6425a…
https://security.netapp.com/advisory/ntap-2023070…
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
n/a	libvirt	Affected: libvirt-4.5.0

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T06:33:05.338Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://access.redhat.com/security/cve/CVE-2023-2700"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2203653"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585#874a1e768ade6ceb4538931cbc06248e73223306"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20230706-0001/"
          },
          {
            "name": "FEDORA-2024-2d35e47af3",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EVK6JKP36CHE7YAFDJNPNLTW4OWJJ7TQ/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2023-2700",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-23T18:55:49.269478Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-401",
                "description": "CWE-401 Missing Release of Memory after Effective Lifetime",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-01-28T16:26:08.310Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "libvirt",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "libvirt-4.5.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device\u0027s capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct\u0027s g_autoptr cleanup."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Memory leak",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-02-11T06:06:03.592Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "url": "https://access.redhat.com/security/cve/CVE-2023-2700"
        },
        {
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2203653"
        },
        {
          "url": "https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585#874a1e768ade6ceb4538931cbc06248e73223306"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20230706-0001/"
        },
        {
          "name": "FEDORA-2024-2d35e47af3",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EVK6JKP36CHE7YAFDJNPNLTW4OWJJ7TQ/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2023-2700",
    "datePublished": "2023-05-15T00:00:00.000Z",
    "dateReserved": "2023-05-15T00:00:00.000Z",
    "dateUpdated": "2025-01-28T16:26:08.310Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

usn-6126-1

Vulnerability from osv_ubuntu

Published

2023-05-31 11:38

Modified

2026-04-27 14:11

Summary

libvirt vulnerabilities

Details

It was discovered that libvirt incorrectly handled the nwfilter driver. A local attacker could possibly use this issue to cause libvirt to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-0897)

It was discovered that libvirt incorrectly handled queries for the SR-IOV PCI device capabilities. A local attacker could possibly use this issue to cause libvirt to consume resources, leading to a denial of service. (CVE-2023-2700)

References

URL

Type

	https://ubuntu.com/security/notices/USN-6126-1	ADVISORY
	https://ubuntu.com/security/CVE-2022-0897	REPORT
	https://ubuntu.com/security/CVE-2023-2700	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2022-0897",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
                  "type": "CVSS_V3"
                },
                {
                  "score": "low",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2023-2700",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:22.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libnss-libvirt",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-clients",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-config-network",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-config-nwfilter",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-lxc",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-qemu",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-gluster",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-iscsi-direct",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-rbd",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-storage-zfs",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-vbox",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-driver-xen",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system-systemd",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-daemon-system-sysv",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-login-shell",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-sanlock",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt-wireshark",
            "binary_version": "8.0.0-1ubuntu7.5"
          },
          {
            "binary_name": "libvirt0",
            "binary_version": "8.0.0-1ubuntu7.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "libvirt",
        "purl": "pkg:deb/ubuntu/libvirt@8.0.0-1ubuntu7.5?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.0.0-1ubuntu7.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.6.0-0ubuntu1",
        "7.6.0-0ubuntu3",
        "8.0.0-1ubuntu3",
        "8.0.0-1ubuntu4",
        "8.0.0-1ubuntu5",
        "8.0.0-1ubuntu6",
        "8.0.0-1ubuntu7",
        "8.0.0-1ubuntu7.1",
        "8.0.0-1ubuntu7.2",
        "8.0.0-1ubuntu7.3",
        "8.0.0-1ubuntu7.4"
      ]
    }
  ],
  "aliases": [],
  "details": "It was discovered that libvirt incorrectly handled the nwfilter driver. A\nlocal attacker could possibly use this issue to cause libvirt to crash,\nresulting in a denial of service. This issue only affected Ubuntu 22.04\nLTS. (CVE-2022-0897)\n\nIt was discovered that libvirt incorrectly handled queries for the SR-IOV\nPCI device capabilities. A local attacker could possibly use this issue to\ncause libvirt to consume resources, leading to a denial of service.\n(CVE-2023-2700)\n",
  "id": "USN-6126-1",
  "modified": "2026-04-27T14:11:30Z",
  "published": "2023-05-31T11:38:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6126-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-0897"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-2700"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "libvirt vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2022-0897",
    "UBUNTU-CVE-2023-2700"
  ]
}

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-2023-2700

Vulnerability from osv_ubuntu

CVE-2023-2700 (GCVE-0-2023-2700)

usn-6126-1

Vulnerability from osv_ubuntu

Tags

Sightings

Nomenclature