UBUNTU-CVE-2020-21603

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Source
https://ubuntu.com/security/CVE-2020-21603
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21603.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-21603
Upstream
Downstream
Related
Published
2021-09-16T22:15:00Z
Modified
2025-09-08T16:46:16Z
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

libde265 v1.0.4 contains a heap buffer overflow in the putqpel00fallback_16 function, which can be exploited via a crafted a file.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libde265

Package

Name
libde265
Purl
pkg:deb/ubuntu/libde265@1.0.2-2ubuntu0.16.04.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.2-2ubuntu0.16.04.1~esm1

Affected versions

1.*

1.0.2-1build1
1.0.2-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.2-2ubuntu0.16.04.1~esm1",
            "binary_name": "libde265-0"
        },
        {
            "binary_version": "1.0.2-2ubuntu0.16.04.1~esm1",
            "binary_name": "libde265-dev"
        },
        {
            "binary_version": "1.0.2-2ubuntu0.16.04.1~esm1",
            "binary_name": "libde265-examples"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:Pro:18.04:LTS / libde265

Package

Name
libde265
Purl
pkg:deb/ubuntu/libde265@1.0.2-2ubuntu0.18.04.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.2-2ubuntu0.18.04.1~esm1

Affected versions

1.*

1.0.2-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.2-2ubuntu0.18.04.1~esm1",
            "binary_name": "libde265-0"
        },
        {
            "binary_version": "1.0.2-2ubuntu0.18.04.1~esm1",
            "binary_name": "libde265-dev"
        },
        {
            "binary_version": "1.0.2-2ubuntu0.18.04.1~esm1",
            "binary_name": "libde265-examples"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:20.04:LTS / libde265

Package

Name
libde265
Purl
pkg:deb/ubuntu/libde265@1.0.4-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.4-1ubuntu0.1

Affected versions

1.*

1.0.3-1build1
1.0.4-1
1.0.4-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.4-1ubuntu0.1",
            "binary_name": "libde265-0"
        },
        {
            "binary_version": "1.0.4-1ubuntu0.1",
            "binary_name": "libde265-dev"
        },
        {
            "binary_version": "1.0.4-1ubuntu0.1",
            "binary_name": "libde265-examples"
        }
    ],
    "availability": "No subscription required"
}