{
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      "text": "Important"
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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
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      "initial_release_date": "2025-11-21T12:02:00Z",
      "revision_history": [
        {
          "date": "2025-11-21T12:02:00Z",
          "number": "1",
          "summary": "Initial version"
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          "date": "2025-11-27T18:17:19Z",
          "number": "2",
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    "title": "Fix CVE(s): CVE-2023-38552"
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          "category": "description",
          "text": "An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packets with a few HTTP/2 frames inside. It is possible to leave some data in nghttp2 memory after reset when headers with HTTP/2 CONTINUATION frame are sent to the server and then a TCP connection is abruptly closed by the client triggering the Http2Session destructor while header frames are still being processed (and stored in memory) causing a race condition.",
          "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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          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2024-27983"
        }
      ],
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          "date": "2025-11-21T12:00:54.692952Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452",
          "product_ids": [
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        }
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            "baseScore": 7.5,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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        "name": "Uncaught Exception"
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          "category": "description",
          "text": "The C++ method SignTraits::DeriveBits() may incorrectly call ThrowException() based on user-supplied inputs when executing in a background thread, crashing the Node.js process. Such cryptographic operations are commonly applied to untrusted inputs. Thus, this mechanism potentially allows an adversary to remotely crash a Node.js runtime.",
          "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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          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2025-23166"
        }
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            "userInteraction": "NONE",
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          "text": "A vulnerability in Node.js HTTP servers allows an attacker to send a specially crafted HTTP request with chunked encoding, leading to resource exhaustion and denial of service (DoS). The server reads an unbounded number of bytes from a single connection, exploiting the lack of limitations on chunk extension bytes. The issue can cause CPU and network bandwidth exhaustion, bypassing standard safeguards like timeouts and body size limits.",
          "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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        },
        {
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          "summary": "http://www.openwall.com/lists/oss-security/2024/03/11/1",
          "url": "http://www.openwall.com/lists/oss-security/2024/03/11/1"
        },
        {
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          "summary": "https://hackerone.com/reports/2233486",
          "url": "https://hackerone.com/reports/2233486"
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          "summary": "https://security.netapp.com/advisory/ntap-20240315-0004/",
          "url": "https://security.netapp.com/advisory/ntap-20240315-0004/"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2024/09/msg00029.html",
          "url": "https://lists.debian.org/debian-lts-announce/2024/09/msg00029.html"
        }
      ],
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          "date": "2025-11-21T12:00:54.692952Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452",
          "product_ids": [
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      "cwe": {
        "id": "CWE-127",
        "name": "Buffer Under-read"
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          "category": "description",
          "text": "c-ares is a C library for asynchronous DNS requests. `ares__read_line()` is used to parse local configuration files such as `/etc/resolv.conf`, `/etc/nsswitch.conf`, the `HOSTALIASES` file, and if using a c-ares version prior to 1.27.0, the `/etc/hosts` file. If any of these configuration files has an embedded `NULL` character as the first character in a new line, it can lead to attempting to read memory prior to the start of the given buffer which may result in a crash. This issue is fixed in c-ares 1.27.0. No known workarounds exist.",
          "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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            "confidentialityImpact": "NONE",
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            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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          "text": "node-tar is a Tar for Node.js. node-tar prior to version 6.2.1 has no limit on the number of sub-folders created in the folder creation process. An attacker who generates a large number of sub-folders can consume memory on the system running node-tar and even crash the Node.js client within few seconds of running it using a path with too many sub-folders inside. Version 6.2.1 fixes this issue by preventing extraction in excessively deep sub-folders.",
          "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": [
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          "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
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          "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2024-28863"
        }
      ],
      "release_date": "2024-03-21T00:00:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-11-21T12:00:54.692952Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452",
          "product_ids": [
            "Debian-11:alt-nodejs16-docs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
          ],
          "url": "https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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            "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
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          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ]
    },
    {
      "cve": "CVE-2025-23085",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "notes": [
        {
          "category": "description",
          "text": "A memory leak could occur when a remote peer abruptly closes the socket without sending a GOAWAY notification. Additionally, if an invalid header was detected by nghttp2, causing the connection to be terminated by the peer, the same leak was triggered. This flaw could lead to increased memory consumption and potential denial of service under certain conditions.\nThis vulnerability affects HTTP/2 Server users on Node.js v18.x, v20.x, v22.x and v23.x.",
          "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": [
          "Debian-11:alt-nodejs16-docs-0:16.20.2-3.amd64",
          "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
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          "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2025-23085"
        }
      ],
      "release_date": "2025-01-21T00:00:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-11-21T12:00:54.692952Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452",
          "product_ids": [
            "Debian-11:alt-nodejs16-docs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
          ],
          "url": "https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
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            "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ]
    },
    {
      "cve": "CVE-2023-38552",
      "cwe": {
        "id": "CWE-345",
        "name": "Insufficient Verification of Data Authenticity"
      },
      "notes": [
        {
          "category": "description",
          "text": "When the Node.js policy feature checks the integrity of a resource against a trusted manifest, the application can intercept the operation and return a forged checksum to the node's policy implementation, thus effectively disabling the integrity check.\nImpacts:\nThis vulnerability affects all users using the experimental policy mechanism in all active release lines: 18.x and, 20.x.\nPlease note that at the time this CVE was issued, the policy mechanism is an experimental feature of Node.js.",
          "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": [
          "Debian-11:alt-nodejs16-docs-0:16.20.2-3.amd64",
          "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
          "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
          "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els-alt-nodejs/cve/CVE-2023-38552"
        },
        {
          "category": "external",
          "summary": "https://hackerone.com/reports/2094235",
          "url": "https://hackerone.com/reports/2094235"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3N4NJ7FR4X4FPZUGNTQAPSTVB2HB2Y4A/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3N4NJ7FR4X4FPZUGNTQAPSTVB2HB2Y4A/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/E72T67UPDRXHIDLO3OROR25YAMN4GGW5/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/E72T67UPDRXHIDLO3OROR25YAMN4GGW5/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNA62Q767CFAFHBCDKYNPBMZWB7TWYVU/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FNA62Q767CFAFHBCDKYNPBMZWB7TWYVU/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HT7T2R4MQKLIF4ODV4BDLPARWFPCJ5CZ/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HT7T2R4MQKLIF4ODV4BDLPARWFPCJ5CZ/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LKYHSZQFDNR7RSA7LHVLLIAQMVYCUGBG/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LKYHSZQFDNR7RSA7LHVLLIAQMVYCUGBG/"
        },
        {
          "category": "external",
          "summary": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X6QXN4ORIVF6XBW4WWFE7VNPVC74S45Y/",
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X6QXN4ORIVF6XBW4WWFE7VNPVC74S45Y/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20231116-0013/",
          "url": "https://security.netapp.com/advisory/ntap-20231116-0013/"
        },
        {
          "category": "external",
          "summary": "https://security.netapp.com/advisory/ntap-20241108-0002/",
          "url": "https://security.netapp.com/advisory/ntap-20241108-0002/"
        }
      ],
      "release_date": "2023-10-18T04:15:00Z",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-11-21T12:00:54.692952Z",
          "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452",
          "product_ids": [
            "Debian-11:alt-nodejs16-docs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-nodejs-devel-0:16.20.2-3.amd64",
            "Debian-11:alt-nodejs16-npm-0:8.19.4-16.20.2.3.amd64"
          ],
          "url": "https://cve.tuxcare.com/els-alt-nodejs/releases/CLSA-2025:1763726452"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "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:N",
            "version": "3.1"
          },
          "products": [
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ]
    }
  ]
}