{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0"
                  },
                  {
                    "last_affected": "4ab404e"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "4ab404e"
            }
          ],
          "repo": "https://github.com/rockcarry/ffjpeg",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "unresolved_ranges": [
      {
        "cpes": [
          "cpe:2.3:a:rockcarry:ffjpeg:*:*:*:*:*:*:*:*"
        ],
        "extracted_events": [
          {
            "range": [
              {
                "fixed": "2021-03-16"
              }
            ],
            "source": "CPE_RANGE"
          }
        ],
        "vendor_product": "rockcarry:ffjpeg"
      }
    ]
  },
  "details": "The function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference.",
  "id": "CVE-2021-34122",
  "modified": "2026-10-20T10:30:39.856852967Z",
  "published": "2022-03-10T17:42:36.623Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/rockcarry/ffjpeg/issues/36"
    },
    {
      "type": "FIX",
      "url": "https://github.com/rockcarry/ffjpeg/pull/37"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}