{
  "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": "* SECURITY UPDATE: do not bail out from inside the memory manager;\n     allocation failures are reported through a deferred error instead of\n     unwinding through half-updated engine state\n     - CVE-2026-109618\n   * SECURITY UPDATE: clear stale request globals at shutdown so a bailout\n     cannot carry them into the next request\n     - CVE-2026-109619",
        "title": "Details"
      }
    ],
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        "category": "self",
        "summary": "https://cve.tuxcare.com/els-alt-php/releases/CLSA-2026:1792673121",
        "url": "https://cve.tuxcare.com/els-alt-php/releases/CLSA-2026:1792673121"
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      }
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      "generator": {
        "date": "2026-10-22T12:46:33Z",
        "engine": {
          "name": "pyCSAF"
        }
      },
      "id": "CLSA-2026:1792673121",
      "initial_release_date": "2026-10-22T12:46:33Z",
      "revision_history": [
        {
          "date": "2026-10-22T12:46:33Z",
          "number": "1",
          "summary": "Initial version"
        }
      ],
      "status": "final",
      "version": "1"
    },
    "title": "Fix CVE(s): CVE-2026-109618, CVE-2026-109619"
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    {
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        "name": "Use After Free"
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        {
          "category": "description",
          "text": "PHP has various global state that temporarily points into request memory. In some scenarios, global state may not be correctly reset, or may be repopulated after being reset. The global state may then refer to request memory even after it has been freed. Subsequent requests may read or branch on this stale state before it is fully initialized. Multiple strategies can trigger this condition and produce remote code execution (RCE).",
          "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"
        }
      ],
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          "url": "http://www.openwall.com/lists/oss-security/2026/10/21/17"
        },
        {
          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2026/10/21/23",
          "url": "http://www.openwall.com/lists/oss-security/2026/10/21/23"
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        },
        {
          "category": "none_available",
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          "details": "Affected",
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
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          "details": "Critical"
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          "category": "description",
          "text": "PHP uses longjmp() for out-of-memory (OOM) errors to exit the current context and abort handling of the request. Some contexts may not properly account for this scenario and leave request memory in an uninitialized state before performing an allocation. The subsequent request cleanup procedure may read or branch on this memory. Multiple OOM strategies can consistently trigger this condition and lead to remote code execution (RCE).",
          "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"
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          "url": "https://cve.tuxcare.com/els-alt-php/cve/CVE-2026-109618"
        },
        {
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          "summary": "https://github.com/php/php-src/security/advisories/GHSA-w8hw-w9fx-j79w",
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          "category": "external",
          "summary": "http://www.openwall.com/lists/oss-security/2026/10/21/6",
          "url": "http://www.openwall.com/lists/oss-security/2026/10/21/6"
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        {
          "category": "external",
          "summary": "https://www.wiz.io/blog/php2shell-php-rce",
          "url": "https://www.wiz.io/blog/php2shell-php-rce"
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            "Debian-11:alt-php84-dev-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-enchant-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-firebird-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-gd-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-intl-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-ldap-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-mbstring-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-mysqlnd-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-odbc-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-opcache-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-pdo-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-pgsql-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-php-fpm-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-process-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-snmp-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-soap-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-sodium-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-tidy-0:8.4.26-4.amd64",
            "Debian-11:alt-php84-xml-0:8.4.26-4.amd64"
          ],
          "url": "https://cve.tuxcare.com/els-alt-php/releases/CLSA-2026:1792673121"
        },
        {
          "category": "none_available",
          "date": "2026-10-21T14:17:00Z",
          "details": "Affected",
          "product_ids": [
            "Debian-11:alt-php84-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-bcmath-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-cli-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-common-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-dba-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-dev-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-enchant-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-firebird-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-gd-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-intl-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-ldap-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-mbstring-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-mysqlnd-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-odbc-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-opcache-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-pdo-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-pgsql-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-php-fpm-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-process-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-snmp-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-soap-0:8.4.26-1.amd64",
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            "Debian-11:alt-php84-xml-0:8.4.26-1.amd64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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            "Debian-11:alt-php84-bcmath-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-cli-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-common-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-dba-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-dev-0:8.4.26-1.amd64",
            "Debian-11:alt-php84-enchant-0:8.4.26-1.amd64",
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Critical"
        }
      ]
    }
  ]
}