Vulnerability Database
Blog
FAQ
Docs
arrow_forward
search
UBUNTU-CVE-2019-20023
See a problem?
Please try reporting it
to the source
first.
Source
https://ubuntu.com/security/CVE-2019-20023
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20023.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2019-20023
Upstream
CVE-2019-20023
Published
2019-12-27T02:15:00Z
Modified
2025-07-16T07:33:59.737974Z
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
Ubuntu - medium
Summary
[none]
Details
A memory leak was discovered in image
buffer
resize in fromsixel.c in libsixel 1.8.4.
References
https://ubuntu.com/security/CVE-2019-20023
https://github.com/saitoha/libsixel/issues/120
https://www.cve.org/CVERecord?id=CVE-2019-20023
Affected packages
Ubuntu:Pro:16.04:LTS
/
libsixel
Package
Name
libsixel
Purl
pkg:deb/ubuntu/libsixel@1.5.2-2?arch=source&distro=esm-apps/xenial
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Affected versions
1.*
1.4.2-1
1.5.2-2
Ubuntu:Pro:18.04:LTS
/
libsixel
Package
Name
libsixel
Purl
pkg:deb/ubuntu/libsixel@1.7.3-1?arch=source&distro=esm-apps/bionic
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Affected versions
1.*
1.5.2-2
1.7.3-1
Ubuntu:Pro:20.04:LTS
/
libsixel
Package
Name
libsixel
Purl
pkg:deb/ubuntu/libsixel@1.8.2-2.1?arch=source&distro=esm-apps/focal
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Affected versions
1.*
1.8.2-1
1.8.2-2.1
UBUNTU-CVE-2019-20023 - OSV