UBUNTU-CVE-2020-21890

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2020-21890
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21890.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-21890
Upstream
Downstream
Related
Published
2023-08-22T19:16:00Z
Modified
2025-09-08T16:46:16Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Buffer Overflow vulnerability in cljmediasize function in devices/gdevclj.c in Artifex Ghostscript 9.50 allows remote attackers to cause a denial of service or other unspecified impact(s) via opening of crafted PDF document.

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+esm7?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+esm7

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
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

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
            "binary_name": "ghostscript"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
            "binary_name": "ghostscript-x"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
            "binary_name": "libgs-dev"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
            "binary_name": "libgs9"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.16.04.14+esm7",
            "binary_name": "libgs9-common"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.18.04.18+esm2?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.26~dfsg+0-0ubuntu0.18.04.18+esm2

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
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

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
            "binary_name": "ghostscript"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
            "binary_name": "ghostscript-x"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
            "binary_name": "libgs-dev"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
            "binary_name": "libgs9"
        },
        {
            "binary_version": "9.26~dfsg+0-0ubuntu0.18.04.18+esm2",
            "binary_name": "libgs9-common"
        }
    ]
}

Ubuntu:20.04:LTS / ghostscript

Package

Name
ghostscript
Purl
pkg:deb/ubuntu/ghostscript@9.50~dfsg-5ubuntu4.10?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
9.50~dfsg-5ubuntu4.10

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
9.50~dfsg-5ubuntu4.6
9.50~dfsg-5ubuntu4.7
9.50~dfsg-5ubuntu4.8
9.50~dfsg-5ubuntu4.9

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "9.50~dfsg-5ubuntu4.10",
            "binary_name": "ghostscript"
        },
        {
            "binary_version": "9.50~dfsg-5ubuntu4.10",
            "binary_name": "ghostscript-x"
        },
        {
            "binary_version": "9.50~dfsg-5ubuntu4.10",
            "binary_name": "libgs-dev"
        },
        {
            "binary_version": "9.50~dfsg-5ubuntu4.10",
            "binary_name": "libgs9"
        },
        {
            "binary_version": "9.50~dfsg-5ubuntu4.10",
            "binary_name": "libgs9-common"
        }
    ]
}