{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:11",
        "name": "clamav"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.88.4-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "clamav"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.88.4-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "clamav"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.88.4-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "clamav"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.88.4-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "Heap-based buffer overflow in the pefromupx function in libclamav/upx.c in Clam AntiVirus (ClamAV) 0.81 through 0.88.3 allows remote attackers to execute arbitrary code via a crafted UPX packed file containing sections with large rsize values.",
  "id": "DEBIAN-CVE-2006-4018",
  "modified": "2026-04-28T19:53:37.753536769Z",
  "published": "2006-08-08T20:04:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2006-4018"
    }
  ],
  "upstream": [
    "CVE-2006-4018"
  ]
}