ubuntu-cve-2025-27835
Vulnerability from osv_ubuntu
Published
2025-03-25 21:15
Modified
2026-04-22 07:54
Summary
Details

An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs when converting glyphs to Unicode in psi/zbfont.c.

Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/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": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm9"
          },
          {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm9"
          },
          {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm9"
          },
          {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm9"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "ghostscript",
        "purl": "pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.16.04.14+esm9?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.26~dfsg+0-0ubuntu0.16.04.14+esm9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "9.16~dfsg~0-0ubuntu3",
        "9.16~dfsg~0-0ubuntu4",
        "9.18~dfsg~0-0ubuntu1",
        "9.18~dfsg~0-0ubuntu2",
        "9.18~dfsg~0-0ubuntu2.2",
        "9.18~dfsg~0-0ubuntu2.3",
        "9.18~dfsg~0-0ubuntu2.4",
        "9.18~dfsg~0-0ubuntu2.6",
        "9.18~dfsg~0-0ubuntu2.7",
        "9.18~dfsg~0-0ubuntu2.8",
        "9.18~dfsg~0-0ubuntu2.9",
        "9.25~dfsg+1-0ubuntu0.16.04.1",
        "9.25~dfsg+1-0ubuntu0.16.04.2",
        "9.25~dfsg+1-0ubuntu0.16.04.3",
        "9.26~dfsg+0-0ubuntu0.16.04.1",
        "9.26~dfsg+0-0ubuntu0.16.04.3",
        "9.26~dfsg+0-0ubuntu0.16.04.4",
        "9.26~dfsg+0-0ubuntu0.16.04.5",
        "9.26~dfsg+0-0ubuntu0.16.04.6",
        "9.26~dfsg+0-0ubuntu0.16.04.7",
        "9.26~dfsg+0-0ubuntu0.16.04.8",
        "9.26~dfsg+0-0ubuntu0.16.04.9",
        "9.26~dfsg+0-0ubuntu0.16.04.10",
        "9.26~dfsg+0-0ubuntu0.16.04.11",
        "9.26~dfsg+0-0ubuntu0.16.04.12",
        "9.26~dfsg+0-0ubuntu0.16.04.13",
        "9.26~dfsg+0-0ubuntu0.16.04.14",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm1",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm2",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm3",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm4",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm5",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm6",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
        "9.26~dfsg+0-0ubuntu0.16.04.14+esm8"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm4"
          },
          {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm4"
          },
          {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm4"
          },
          {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "ghostscript",
        "purl": "pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.18.04.18+esm4?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.26~dfsg+0-0ubuntu0.18.04.18+esm4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "9.21~dfsg+1-0ubuntu3",
        "9.22~dfsg+1-0ubuntu1",
        "9.22~dfsg+1-0ubuntu1.1",
        "9.22~dfsg+1-0ubuntu1.2",
        "9.25~dfsg+1-0ubuntu0.18.04.1",
        "9.25~dfsg+1-0ubuntu0.18.04.2",
        "9.26~dfsg+0-0ubuntu0.18.04.1",
        "9.26~dfsg+0-0ubuntu0.18.04.3",
        "9.26~dfsg+0-0ubuntu0.18.04.4",
        "9.26~dfsg+0-0ubuntu0.18.04.5",
        "9.26~dfsg+0-0ubuntu0.18.04.6",
        "9.26~dfsg+0-0ubuntu0.18.04.7",
        "9.26~dfsg+0-0ubuntu0.18.04.8",
        "9.26~dfsg+0-0ubuntu0.18.04.9",
        "9.26~dfsg+0-0ubuntu0.18.04.10",
        "9.26~dfsg+0-0ubuntu0.18.04.11",
        "9.26~dfsg+0-0ubuntu0.18.04.12",
        "9.26~dfsg+0-0ubuntu0.18.04.13",
        "9.26~dfsg+0-0ubuntu0.18.04.14",
        "9.26~dfsg+0-0ubuntu0.18.04.15",
        "9.26~dfsg+0-0ubuntu0.18.04.16",
        "9.26~dfsg+0-0ubuntu0.18.04.17",
        "9.26~dfsg+0-0ubuntu0.18.04.18",
        "9.26~dfsg+0-0ubuntu0.18.04.18+esm1",
        "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
        "9.26~dfsg+0-0ubuntu0.18.04.18+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ghostscript",
            "binary_version": "9.50~dfsg-5ubuntu4.15"
          },
          {
            "binary_name": "ghostscript-x",
            "binary_version": "9.50~dfsg-5ubuntu4.15"
          },
          {
            "binary_name": "libgs9",
            "binary_version": "9.50~dfsg-5ubuntu4.15"
          },
          {
            "binary_name": "libgs9-common",
            "binary_version": "9.50~dfsg-5ubuntu4.15"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "ghostscript",
        "purl": "pkg:deb/ubuntu/ghostscript@9.50~dfsg-5ubuntu4.15?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.50~dfsg-5ubuntu4.15"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "9.27~dfsg+0-0ubuntu3",
        "9.27~dfsg+0-0ubuntu4",
        "9.50~dfsg-5ubuntu1",
        "9.50~dfsg-5ubuntu2",
        "9.50~dfsg-5ubuntu3",
        "9.50~dfsg-5ubuntu4",
        "9.50~dfsg-5ubuntu4.1",
        "9.50~dfsg-5ubuntu4.2",
        "9.50~dfsg-5ubuntu4.3",
        "9.50~dfsg-5ubuntu4.4",
        "9.50~dfsg-5ubuntu4.5",
        "9.50~dfsg-5ubuntu4.6",
        "9.50~dfsg-5ubuntu4.7",
        "9.50~dfsg-5ubuntu4.8",
        "9.50~dfsg-5ubuntu4.9",
        "9.50~dfsg-5ubuntu4.10",
        "9.50~dfsg-5ubuntu4.11",
        "9.50~dfsg-5ubuntu4.12",
        "9.50~dfsg-5ubuntu4.13",
        "9.50~dfsg-5ubuntu4.14"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ghostscript",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.11"
          },
          {
            "binary_name": "ghostscript-x",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.11"
          },
          {
            "binary_name": "libgs9",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.11"
          },
          {
            "binary_name": "libgs9-common",
            "binary_version": "9.55.0~dfsg1-0ubuntu5.11"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "ghostscript",
        "purl": "pkg:deb/ubuntu/ghostscript@9.55.0~dfsg1-0ubuntu5.11?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9.55.0~dfsg1-0ubuntu5.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "9.54.0~dfsg1-0ubuntu2",
        "9.55.0~dfsg1-0ubuntu4",
        "9.55.0~dfsg1-0ubuntu5",
        "9.55.0~dfsg1-0ubuntu5.1",
        "9.55.0~dfsg1-0ubuntu5.2",
        "9.55.0~dfsg1-0ubuntu5.3",
        "9.55.0~dfsg1-0ubuntu5.4",
        "9.55.0~dfsg1-0ubuntu5.5",
        "9.55.0~dfsg1-0ubuntu5.6",
        "9.55.0~dfsg1-0ubuntu5.7",
        "9.55.0~dfsg1-0ubuntu5.9",
        "9.55.0~dfsg1-0ubuntu5.10"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ghostscript",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.5"
          },
          {
            "binary_name": "libgs-common",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.5"
          },
          {
            "binary_name": "libgs10",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.5"
          },
          {
            "binary_name": "libgs10-common",
            "binary_version": "10.02.1~dfsg1-0ubuntu7.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "ghostscript",
        "purl": "pkg:deb/ubuntu/ghostscript@10.02.1~dfsg1-0ubuntu7.5?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.02.1~dfsg1-0ubuntu7.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "10.01.2~dfsg1-0ubuntu2",
        "10.01.2~dfsg1-0ubuntu2.1",
        "10.02.1~dfsg1-0ubuntu1",
        "10.02.1~dfsg1-0ubuntu2",
        "10.02.1~dfsg1-0ubuntu5",
        "10.02.1~dfsg1-0ubuntu6",
        "10.02.1~dfsg1-0ubuntu7",
        "10.02.1~dfsg1-0ubuntu7.1",
        "10.02.1~dfsg1-0ubuntu7.3",
        "10.02.1~dfsg1-0ubuntu7.4"
      ]
    }
  ],
  "aliases": [],
  "details": "An issue was discovered in Artifex Ghostscript before 10.05.0. A buffer overflow occurs when converting glyphs to Unicode in psi/zbfont.c.",
  "id": "UBUNTU-CVE-2025-27835",
  "modified": "2026-04-22T07:54:09Z",
  "published": "2025-03-25T21:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2025-27835"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-27835"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7378-1"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7623-1"
    }
  ],
  "related": [
    "USN-7378-1",
    "USN-7623-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2025-27835"
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.