UBUNTU-CVE-2020-27792

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Source
https://ubuntu.com/security/CVE-2020-27792
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27792.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-27792
Related
Published
2022-08-19T23:15:00Z
Modified
2025-06-02T17:11:59Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H CVSS Calculator
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overwrite vulnerability was found in GhostScript's lp8000printpage() function in the gdevlp8k.c file. This flaw allows an attacker to trick a user into opening a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.16.04.14+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.26~dfsg+0-0ubuntu0.16.04.14+esm4

Affected versions

9.*

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "ghostscript-dbg",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "ghostscript-dbgsym",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "ghostscript-doc",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "ghostscript-x-dbgsym",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "libgs-dev-dbgsym",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        },
        {
            "binary_name": "libgs9-dbgsym",
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm4"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium"
}

Ubuntu:18.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.18.04.17?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.26~dfsg+0-0ubuntu0.18.04.17

Affected versions

9.*

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "ghostscript-dbg",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "ghostscript-doc",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.17"
        }
    ],
    "availability": "No subscription required",
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.50~dfsg-5ubuntu4.6?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.50~dfsg-5ubuntu4.6

Affected versions

9.*

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "ghostscript-dbg",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "ghostscript-doc",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.50~dfsg-5ubuntu4.6"
        }
    ],
    "availability": "No subscription required",
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.55.0~dfsg1-0ubuntu5?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.55.0~dfsg1-0ubuntu5

Affected versions

9.*

9.54.0~dfsg1-0ubuntu2
9.55.0~dfsg1-0ubuntu4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ghostscript",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "ghostscript-dbgsym",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "ghostscript-doc",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "ghostscript-x",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "ghostscript-x-dbgsym",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "libgs-dev",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "libgs9",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "libgs9-common",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        },
        {
            "binary_name": "libgs9-dbgsym",
            "binary_version": "9.55.0~dfsg1-0ubuntu5"
        }
    ],
    "availability": "No subscription required",
    "ubuntu_priority": "medium"
}