A heap-based buffer over-read or buffer overflow vulnerability in FASTSHIFT/X-TRACK

{
  "id": "f9a99f2be6196b1f225ac6275195f7b826f049fab523e7df9407c58b9e047ab3",
  "url": "https://osv.dev/vulnerability/CVE-2026-24823",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "A heap-based buffer over-read or buffer overflow vulnerability in FASTSHIFT/X-TRACK",
    "summary": "Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT X-TRACK (Software/X-Track/USER/App/Utils/lv_img_png/PNGdec/src modules). This vulnerability is associated with program files inflate.C. This issue affects X-TRACK: through v2.7.",
    "evidence": "osv:CVE-2026-24823",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2026-24823",
      "aliases": [
        "CVE-2026-24823"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:N/AU:Y/R:U/V:C/RE:L/U:Red"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/fastshift/x-track",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6b5f2b7aa415b7d240c09822003a357fbb288403"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "v2.7"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "2.7"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.7",
            "v2.6",
            "v2.5",
            "v2.4",
            "v2.3",
            "v2.2",
            "v2.1",
            "v2.0",
            "v1.9",
            "v1.8",
            "v1.7",
            "v1.5"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-24823.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:27.312381286Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24823.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-24823",
        "https://github.com/FASTSHIFT/X-TRACK/pull/120",
        "https://github.com/FASTSHIFT/X-TRACK"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-120",
          "CWE-787"
        ],
        "cna_assigner": "GovTech CSG",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24823.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-24823",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 493832,
  "published_at": "2026-01-27T08:59:58.271+00:00"
}