{
  "schema_version": "1.7.0",
  "id": "RHSA-2026:33540",
  "related": [],
  "upstream": [
    "CVE-2026-42245",
    "CVE-2026-42246",
    "CVE-2026-42258"
  ],
  "published": "2026-07-01T10:19:41Z",
  "modified": "2026-07-10T10:09:25Z",
  "summary": "Red Hat Security Advisory: ruby4.0 security update",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"
    }
  ],
  "affected": [
    {
      "package": {
        "name": "ruby4.0",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:4.0.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-debuginfo",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:4.0.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-debugsource",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-debugsource"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:4.0.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-devel",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:4.0.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-rubygem-mysql2",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-rubygem-mysql2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:0.5.7-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-rubygem-mysql2-debuginfo",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-rubygem-mysql2-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:0.5.7-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-rubygem-pg",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-rubygem-pg"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.6.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-rubygem-pg-debuginfo",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-rubygem-pg-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.6.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "ruby4.0-doc",
        "ecosystem": "Red Hat:enterprise_linux:10.2",
        "purl": "pkg:rpm/redhat/ruby4.0-doc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:4.0.3-35.el10_2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:33540"
    },
    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#important"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2468495"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2468498"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2468499"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_33540.json"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-42245"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-42245"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42245"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/6091f7d6b1f3514cafbfe39c76f2b5d73de3ca96"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/88d95231fc8afef11c1f074453f7d75b68c9dfda"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/de685f91a4a4cc75eb80da898c2bf8af08d34819"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/releases/tag/v0.4.24"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/releases/tag/v0.5.14"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/releases/tag/v0.6.4"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/security/advisories/GHSA-q2mw-fvj9-vvcw"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-42246"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-42246"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42246"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/0ede4c40b1523dfeaf95777b2678e54cc0fd9618"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/24a4e770b43230286a05aa2a9746cdbb3eb8485e"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/97e2488fb5401a1783bddd959dde007d9fbce42c"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/commit/f79d35bf5833f186e81044c57c843eda30c873da"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/releases/tag/v0.3.10"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/security/advisories/GHSA-vcgp-9326-pqcp"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-42258"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-42258"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42258"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/ruby/net-imap/security/advisories/GHSA-75xq-5h9v-w6px"
    }
  ]
}