ubuntu-cve-2021-3630
Vulnerability from osv_ubuntu
Published
2021-06-30 14:15
Modified
2026-04-22 07:39
Summary
Details

An out-of-bounds write vulnerability was found in DjVuLibre in DJVU::DjVuTXT::decode() in DjVuText.cpp via a crafted djvu file which may lead to crash and segmentation fault. This flaw affects DjVuLibre versions prior to 3.5.28.

Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "djview",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "djview3",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "djvulibre-bin",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "djvulibre-desktop",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "djvuserve",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "libdjvulibre-text",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          },
          {
            "binary_name": "libdjvulibre21",
            "binary_version": "3.5.27.1-5ubuntu0.1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "djvulibre",
        "purl": "pkg:deb/ubuntu/djvulibre@3.5.27.1-5ubuntu0.1+esm2?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.5.27.1-5ubuntu0.1+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.5.27.1-3",
        "3.5.27.1-4",
        "3.5.27.1-5",
        "3.5.27.1-5ubuntu0.1",
        "3.5.27.1-5ubuntu0.1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "djview",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "djview3",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "djvulibre-bin",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "djvulibre-desktop",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "djvuserve",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "libdjvulibre-text",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          },
          {
            "binary_name": "libdjvulibre21",
            "binary_version": "3.5.27.1-8ubuntu0.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "djvulibre",
        "purl": "pkg:deb/ubuntu/djvulibre@3.5.27.1-8ubuntu0.4?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.5.27.1-8ubuntu0.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.5.27.1-7",
        "3.5.27.1-8",
        "3.5.27.1-8ubuntu0.1",
        "3.5.27.1-8ubuntu0.2",
        "3.5.27.1-8ubuntu0.3"
      ]
    }
  ],
  "aliases": [],
  "details": "An out-of-bounds write vulnerability was found in DjVuLibre in DJVU::DjVuTXT::decode() in DjVuText.cpp via a crafted djvu file which may lead to crash and segmentation fault. This flaw affects DjVuLibre versions prior to 3.5.28.",
  "id": "UBUNTU-CVE-2021-3630",
  "modified": "2026-04-22T07:39:47Z",
  "published": "2021-06-30T14:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-3630"
    },
    {
      "type": "REPORT",
      "url": "https://sourceforge.net/p/djvu/bugs/302/"
    },
    {
      "type": "REPORT",
      "url": "https://sourceforge.net/p/djvu/djvulibre-git/ci/7b0ef20690e08f1fe124aebbf42f6310e2f40f81/"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1977427"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5005-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-3630"
    }
  ],
  "related": [
    "USN-5005-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-3630"
  ]
}



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