{
  "schema_version": "1.7.0",
  "id": "RHSA-2026:68514",
  "related": [],
  "upstream": [
    "CVE-2026-18917"
  ],
  "published": "2026-09-17T10:18:22Z",
  "modified": "2026-10-06T10:16:31Z",
  "summary": "Red Hat Security Advisory: libvirt security update",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "name": "libvirt",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-client",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-client"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-client-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-client-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-config-network",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-config-network"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-config-nwfilter",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-config-nwfilter"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-interface",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-interface"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-interface-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-interface-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-network",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-network"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-network-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-network-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-nodedev",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-nodedev"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-nodedev-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-nodedev-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-nwfilter",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-nwfilter"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-nwfilter-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-nwfilter-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-qemu",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-qemu"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-qemu-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-qemu-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-secret",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-secret"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-secret-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-secret-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-core",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-core-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-core-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-disk",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-disk"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-disk-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-disk-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-iscsi",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-iscsi"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-iscsi-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-iscsi-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-logical",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-logical"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-logical-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-logical-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-mpath",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-mpath"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-mpath-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-mpath-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-rbd",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-rbd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-rbd-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-rbd-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-scsi",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-scsi"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-driver-storage-scsi-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-driver-storage-scsi-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-daemon-kvm",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-daemon-kvm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-debugsource",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-debugsource"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-libs",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-libs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-libs-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-libs-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-lock-sanlock-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-lock-sanlock-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-nss",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-nss"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-nss-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-nss-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libvirt-wireshark-debuginfo",
        "ecosystem": "Red Hat:rhel_e4s:9.2::appstream",
        "purl": "pkg:rpm/redhat/libvirt-wireshark-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:9.0.0-10.17.el9_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:68514"
    },
    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#important"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2520161"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_68514.json"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-18917"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-18917"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-18917"
    }
  ]
}