UBUNTU-CVE-2018-6612 (CVE-2018-6612)

Vulnerability from osv_ubuntu – Published: 2018-02-04 15:29 – Updated: 2025-09-08 16:44 – Source website
VLAI
Details

An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.

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": "jhead",
            "binary_version": "1:2.97-1+deb8u2ubuntu0.1~esm4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "jhead",
        "purl": "pkg:deb/ubuntu/jhead@1:2.97-1+deb8u2ubuntu0.1~esm4?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:2.97-1+deb8u2ubuntu0.1~esm4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:2.97-1",
        "1:2.97-1+deb8u1build0.14.04.1",
        "1:2.97-1+deb8u2build0.14.04.1~esm1",
        "1:2.97-1+deb8u2ubuntu0.1~esm1",
        "1:2.97-1+deb8u2ubuntu0.1~esm2",
        "1:2.97-1+deb8u2ubuntu0.1~esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "jhead",
            "binary_version": "1:3.00-4+deb9u1ubuntu0.1~esm4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "jhead",
        "purl": "pkg:deb/ubuntu/jhead@1:3.00-4+deb9u1ubuntu0.1~esm4?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:3.00-4+deb9u1ubuntu0.1~esm4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:3.00-1",
        "1:3.00-2",
        "1:3.00-3",
        "1:3.00-4+deb9u1build0.16.04.1",
        "1:3.00-4+deb9u1ubuntu0.1~esm1",
        "1:3.00-4+deb9u1ubuntu0.1~esm2",
        "1:3.00-4+deb9u1ubuntu0.1~esm3"
      ]
    }
  ],
  "aliases": [],
  "details": "An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.",
  "id": "UBUNTU-CVE-2018-6612",
  "modified": "2025-09-08T16:44:46Z",
  "published": "2018-02-04T15:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-6612"
    },
    {
      "type": "REPORT",
      "url": "https://anonscm.debian.org/git/collab-maint/jhead.git/diff/debian/patches/0008-heap-buffer-overflow.patch?id=01f09ab772d0d341cdc1326490dd2aa5aa2a7784"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272"
    },
    {
      "type": "REPORT",
      "url": "https://launchpad.net/ubuntu/+source/jhead/1:3.00-6"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6113-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-6612"
    }
  ],
  "related": [
    "USN-6113-1"
  ],
  "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-2018-6612"
  ]
}



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