{
  "document": {
    "aggregate_severity": {
      "text": "Critical"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      },
      {
        "category": "details",
        "text": "Fix CVE-2026-40469: integer overflow in substitution result buffer sizing",
        "title": "Details"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://tuxcare.com/contact/",
      "name": "TuxCare",
      "namespace": "https://tuxcare.com/"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301",
        "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux7els/advisories/2026/clsa-2026_1787229301.json"
      }
    ],
    "tracking": {
      "current_release_date": "2026-08-20T12:35:40Z",
      "generator": {
        "date": "2026-08-20T12:35:40Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1787229301",
      "initial_release_date": "2026-08-20T12:35:40Z",
      "revision_history": [
        {
          "date": "2026-08-20T12:35:40Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "gawk: Fix of 2 CVEs"
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Oracle Linux 7",
                "product": {
                  "name": "Oracle Linux 7",
                  "product_id": "Oracle-Linux-7",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Oracle Linux"
          }
        ],
        "category": "vendor",
        "name": "Oracle Corporation"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64",
                "product": {
                  "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64",
                  "product_id": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/gawk@4.0.2-4.el7_3.1.tuxcare.els3?arch=x86_64"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64",
                "product": {
                  "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64",
                  "product_id": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/tuxcare/gawk@4.0.2-4.el7_3.1.tuxcare.els1?arch=x86_64"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          }
        ],
        "category": "vendor",
        "name": "TuxCare"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64 as a component of Oracle Linux 7",
          "product_id": "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64"
        },
        "product_reference": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64",
        "relates_to_product_reference": "Oracle-Linux-7"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64 as a component of Oracle Linux 7",
          "product_id": "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
        },
        "product_reference": "gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64",
        "relates_to_product_reference": "Oracle-Linux-7"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-40469",
      "cwe": {
        "id": "CWE-190",
        "name": "Integer Overflow or Wraparound"
      },
      "notes": [
        {
          "category": "description",
          "text": "Integer overflow vulnerability has been found in \"builtin.c\" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64"
        ],
        "known_affected": [
          "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-40469"
        },
        {
          "category": "external",
          "summary": "https://cert.pl/en/posts/2026/07/CVE-2026-40467",
          "url": "https://cert.pl/en/posts/2026/07/CVE-2026-40467"
        },
        {
          "category": "external",
          "summary": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=ae1b2d508f46913269a9e62aceda3636afe8147b",
          "url": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=ae1b2d508f46913269a9e62aceda3636afe8147b"
        }
      ],
      "release_date": "2026-07-13T13:16:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-20T12:35:03.132452Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301",
          "product_ids": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301"
        },
        {
          "category": "none_available",
          "date": "2026-07-13T13:16:00Z",
          "details": "Affected",
          "product_ids": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    },
    {
      "cve": "CVE-2026-40468",
      "cwe": {
        "id": "CWE-190",
        "name": "Integer Overflow or Wraparound"
      },
      "notes": [
        {
          "category": "description",
          "text": "Integer overflow vulnerability has been found in \"builtin.c\" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.",
          "title": "Vulnerability description"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64"
        ],
        "known_affected": [
          "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-40468"
        },
        {
          "category": "external",
          "summary": "https://cert.pl/en/posts/2026/07/CVE-2026-40467",
          "url": "https://cert.pl/en/posts/2026/07/CVE-2026-40467"
        },
        {
          "category": "external",
          "summary": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=062f2f2581b991362c046f7f2e238ffa34e6f8c7",
          "url": "https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=062f2f2581b991362c046f7f2e238ffa34e6f8c7"
        }
      ],
      "release_date": "2026-07-13T13:16:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-08-20T12:35:03.132452Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301",
          "product_ids": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els3.x86_64"
          ],
          "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1787229301"
        },
        {
          "category": "none_available",
          "date": "2026-07-13T13:16:00Z",
          "details": "Affected",
          "product_ids": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "Oracle-Linux-7:gawk-0:4.0.2-4.el7_3.1.tuxcare.els1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    }
  ]
}