UBUNTU-CVE-2020-21677

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Source
https://ubuntu.com/security/CVE-2020-21677
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21677.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-21677
Related
Published
2021-08-10T21:15:00Z
Modified
2024-10-15T14:07:35Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer overflow in the sixelencoderoutputwithoutmacro function in encoder.c of Libsixel 1.8.4 allows attackers to cause a denial of service (DOS) via converting a crafted PNG file into Sixel format.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.2-1
1.5.2-2

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.5.2-2
1.7.3-1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.8.2-1
1.8.2-2.1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.8.6-2
1.10.3-2
1.10.3-3

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=oracular

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.10.3-3build1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / libsixel

Package

Name
libsixel
Purl
pkg:deb/ubuntu/libsixel?arch=src?distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.10.3-3
1.10.3-3build1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}