ubuntu-cve-2022-31796
Vulnerability from osv_ubuntu
Published
2022-06-02 14:15
Modified
2026-05-20 14:56
Summary
Details

libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjpeg-tools",
            "binary_version": "0.0~git20190821.87636f3b26b4-1.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "libjpeg",
        "purl": "pkg:deb/ubuntu/libjpeg@0.0~git20190821.87636f3b26b4-1.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20190821.87636f3b26b4-1",
        "0.0~git20190821.87636f3b26b4-1.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjpeg-tools",
            "binary_version": "0.0~git20211203.966a8ed-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "libjpeg",
        "purl": "pkg:deb/ubuntu/libjpeg@0.0~git20211203.966a8ed-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20210129.91985dc-1build1",
        "0.0~git20210908.58455ca-1",
        "0.0~git20211115.76133b7-1",
        "0.0~git20211203.966a8ed-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjpeg-tools",
            "binary_version": "0.0~git20220805.54ec643-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "libjpeg",
        "purl": "pkg:deb/ubuntu/libjpeg@0.0~git20220805.54ec643-1?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20220805.54ec643-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjpeg-tools",
            "binary_version": "0.0~git20241105.c719010-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "libjpeg",
        "purl": "pkg:deb/ubuntu/libjpeg@0.0~git20241105.c719010-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20241105.c719010-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjpeg-tools",
            "binary_version": "0.0~git20250815.25f7128-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "libjpeg",
        "purl": "pkg:deb/ubuntu/libjpeg@0.0~git20250815.25f7128-2?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0~git20241105.c719010-1",
        "0.0~git20250815.25f7128-1",
        "0.0~git20250815.25f7128-2"
      ]
    }
  ],
  "aliases": [],
  "details": "libjpeg 1.63 has a heap-based buffer over-read in HierarchicalBitmapRequester::FetchRegion in hierarchicalbitmaprequester.cpp because the MCU size can be different between allocation and use.",
  "id": "UBUNTU-CVE-2022-31796",
  "modified": "2026-05-20T14:56:01Z",
  "published": "2022-06-02T14:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2022-31796"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-31796"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2022-31796"
  ]
}



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