{
  "schema_version": "1.7.0",
  "id": "RHSA-2026:6256",
  "related": [],
  "upstream": [
    "CVE-2026-4519"
  ],
  "published": "2026-03-31T10:12:19Z",
  "modified": "2026-04-08T10:08:20Z",
  "summary": "Red Hat Security Advisory: python3.12 security update",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L"
    }
  ],
  "affected": [
    {
      "package": {
        "name": "python-unversioned-command",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python-unversioned-command"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-debug",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-debug"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-devel",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-idle",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-idle"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-libs",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-libs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-test",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-test"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3-tkinter",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3-tkinter"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3.12",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3.12"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3.12-debuginfo",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3.12-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "python3.12-debugsource",
        "ecosystem": "Red Hat:enterprise_linux:10.1",
        "purl": "pkg:rpm/redhat/python3.12-debugsource"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:3.12.12-3.el10_1.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:6256"
    },
    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#important"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2449649"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6256.json"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-4519"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-4519"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-4519"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/python/cpython/issues/143930"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/python/cpython/pull/143931"
    },
    {
      "type": "ARTICLE",
      "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/AY5NDSS433JK56Q7Q5IS7B37QFZVVOUS/"
    }
  ]
}