{
  "schema_version": "1.7.0",
  "id": "RHSA-2026:20916",
  "related": [],
  "upstream": [
    "CVE-2026-35091",
    "CVE-2026-35092"
  ],
  "published": "2026-05-27T10:07:26Z",
  "modified": "2026-05-30T10:07:56Z",
  "summary": "Red Hat Security Advisory: corosync security update",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "name": "corosync",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosync"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
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        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosync-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
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            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "corosync-qdevice",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosync-qdevice"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "corosync-qnetd",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosync-qnetd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "corosynclib",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosynclib"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "corosynclib-devel",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/corosynclib-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
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              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "spausedd",
        "ecosystem": "Red Hat:enterprise_linux:7::server",
        "purl": "pkg:rpm/redhat/spausedd"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
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              "fixed": "0:2.4.5-7.el7_9.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:20916"
    },
    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#moderate"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453813"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453814"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20916.json"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-35091"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-35091"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-35091"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453169"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-35092"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-35092"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-35092"
    }
  ]
}