UBUNTU-CVE-2026-50003

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Source
https://ubuntu.com/security/CVE-2026-50003
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-50003
Upstream
  • CVE-2026-50003
Published
2026-06-30T22:16:00Z
Modified
2026-07-01T23:41:17.849207065Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 9.3 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A malicious or compromised server can make a DCMTK client using bit-preserving C-GET storage mode write files outside the chosen output directory, using both relative (../) paths and absolute paths.

References

Affected packages

Ubuntu:25.10
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*
3.6.9-4
3.6.9-5
3.6.9-5build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.9-5build1"
        },
        {
            "binary_name": "dcmtk-data",
            "binary_version": "3.6.9-5build1"
        },
        {
            "binary_name": "libdcmtk19",
            "binary_version": "3.6.9-5build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:26.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=resolute

Affected ranges

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

Affected versions

3.*
3.6.9-5build1
3.6.9-6
3.7.0+really3.6.9-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.7.0+really3.6.9-1"
        },
        {
            "binary_name": "dcmtk-data",
            "binary_version": "3.7.0+really3.6.9-1"
        },
        {
            "binary_name": "libdcmtk19",
            "binary_version": "3.7.0+really3.6.9-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:Pro:16.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=esm-apps%2Fxenial

Affected ranges

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

Affected versions

3.*
3.6.0-15.1
3.6.1~20150629-5
3.6.1~20150924-4
3.6.1~20150924-5
3.6.1~20150924-5ubuntu0.1~esm1
3.6.1~20150924-5ubuntu0.1~esm2
3.6.1~20150924-5ubuntu0.1~esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.1~20150924-5ubuntu0.1~esm3"
        },
        {
            "binary_name": "libdcmtk5",
            "binary_version": "3.6.1~20150924-5ubuntu0.1~esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:Pro:18.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=esm-apps%2Fbionic

Affected ranges

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

Affected versions

3.*
3.6.2-2
3.6.2-2build1
3.6.2-3
3.6.2-3build1
3.6.2-3build2
3.6.2-3build3
3.6.2-3ubuntu0.1~esm1
3.6.2-3ubuntu0.1~esm2
3.6.2-3ubuntu0.1~esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.2-3ubuntu0.1~esm3"
        },
        {
            "binary_name": "libdcmtk12",
            "binary_version": "3.6.2-3ubuntu0.1~esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:Pro:20.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=esm-apps%2Ffocal

Affected ranges

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

Affected versions

3.*
3.6.4-2.1
3.6.4-2.1build1
3.6.4-2.1build2
3.6.4-2.1ubuntu0.1~esm1
3.6.4-2.1ubuntu0.1
3.6.4-2.1ubuntu0.1+esm1
3.6.4-2.1ubuntu0.2
3.6.4-2.1ubuntu0.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.4-2.1ubuntu0.2+esm1"
        },
        {
            "binary_name": "libdcmtk14",
            "binary_version": "3.6.4-2.1ubuntu0.2+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:Pro:22.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=esm-apps%2Fjammy

Affected ranges

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

Affected versions

3.*
3.6.5-1
3.6.6-3ubuntu1
3.6.6-3ubuntu2
3.6.6-4
3.6.6-5
3.6.6-5ubuntu0.1~esm1
3.6.6-5ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.6-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "libdcmtk16",
            "binary_version": "3.6.6-5ubuntu0.1~esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"
Ubuntu:Pro:24.04:LTS
dcmtk

Package

Name
dcmtk
Purl
pkg:deb/ubuntu/dcmtk?arch=source&distro=esm-apps%2Fnoble

Affected ranges

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

Affected versions

3.*
3.6.7-9
3.6.7-9.1build2
3.6.7-9.1build3
3.6.7-9.1build4
3.6.7-9.1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dcmtk",
            "binary_version": "3.6.7-9.1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libdcmtk17t64",
            "binary_version": "3.6.7-9.1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-50003.json"