{
  "affected": [
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.10",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.11",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.12",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.13",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.14",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.15",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.16",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.17",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.18",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.19",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.20",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.21",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.22",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.23",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.24",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.5.8-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.8",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.3.12-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.9",
        "name": "tor",
        "purl": "pkg:apk/alpine/tor?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.4.8"
            },
            {
              "fixed": "0.3.4.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In Tor before 0.3.3.12, 0.3.4.x before 0.3.4.11, 0.3.5.x before 0.3.5.8, and 0.4.x before 0.4.0.2-alpha, remote denial of service against Tor clients and relays can occur via memory exhaustion in the KIST cell scheduler.",
  "id": "ALPINE-CVE-2019-8955",
  "modified": "2026-11-03T06:17:56.924448991Z",
  "published": "2019-02-21T23:29:00.267Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security.alpinelinux.org/vuln/CVE-2019-8955"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2019-8955"
  ]
}