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Medium

UPX bele.h get_ne64 heap-based overflow

Type: advisorySources: OSV

A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2024-3209
Confirmed fixed CVEs
Not specified
Updated in this feed
5 Nov 2026, 10:20 UTC · Revision 1

Source evidence

UPX bele.h get_ne64 heap-based overflow

core-osv · Original source

Published 2 Apr 2024, 23:00 UTC

A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

osv:CVE-2024-3209
Complete source record
{
  "id": "55df2ba83fba7bd3be57c36f18627512609582939d62525568f3a106069cec68",
  "url": "https://osv.dev/vulnerability/CVE-2024-3209",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UPX bele.h get_ne64 heap-based overflow",
    "summary": "A vulnerability was found in UPX up to 4.2.2. It has been rated as critical. This issue affects the function get_ne64 of the file bele.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-259055. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.",
    "evidence": "osv:CVE-2024-3209",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2024-3209",
      "aliases": [
        "CVE-2024-3209"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/upx/upx",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "099c3d829e80488af7395a4242b318877e980da4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:upx:upx:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "4.2.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.2.2",
            "v4.2.1",
            "v4.2.0",
            "v4.1.0",
            "v4.0.2",
            "v4.0.1",
            "v4.0.0",
            "v3.99",
            "v3.96",
            "v3.95",
            "v3.93",
            "v3.92",
            "v3.91",
            "v3.09",
            "v3.07",
            "v3.06",
            "v3.04",
            "v3.03",
            "v3.02",
            "v3.01",
            "v3.00",
            "v2.93",
            "v2.92",
            "v2.91",
            "v2.90",
            "v2.01",
            "v2.00",
            "v1.96",
            "v1.95",
            "v1.94",
            "v1.93",
            "v1.92",
            "v1.91",
            "v1.90",
            "v1.11",
            "v1.10"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-3209.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:43.767807781Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AE5OZ7YUEVLXVVS6PFP5RELVICQ4K6QK/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J4DNK3AFPT4KIPTBKGCJ6FC3L7AWI2TN/",
        "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZHWZN2NX5W3WYA6ACJ746PAZXXNZETKD/",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/3xxx/CVE-2024-3209.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-3209",
        "https://vuldb.com/?id.259055",
        "https://vuldb.com/?submit.304575",
        "https://vuldb.com/?ctiid.259055",
        "https://drive.google.com/drive/folders/1qlUXvycOzGJygfkdQB9dGO6VwNRRZoih?usp=sharing"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-122"
        ],
        "cna_assigner": "VulDB",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "4.2.0"
                  },
                  {
                    "last_affected": "4.2.0"
                  },
                  {
                    "introduced": "4.2.1"
                  },
                  {
                    "last_affected": "4.2.1"
                  },
                  {
                    "introduced": "4.2.2"
                  },
                  {
                    "last_affected": "4.2.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/3xxx/CVE-2024-3209.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-3209",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 511609,
  "published_at": "2024-04-02T23:00:05.494+00:00"
}