UBUNTU-CVE-2026-59938

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Source
https://ubuntu.com/security/CVE-2026-59938
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-59938
Upstream
Published
2026-07-08T18:16:00Z
Modified
2026-07-15T19:47:11.248795183Z
Severity
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

pypdf is a free and open-source pure-python PDF library. Prior to 6.14.0, an attacker can craft a PDF with declared image size values that are much too large compared to the actual data, causing large memory usage in pypdf image parsing. This issue is fixed in version 6.14.0.

References

Affected packages

Ubuntu:20.04:LTS
pypdf2

Package

Name
pypdf2
Purl
pkg:deb/ubuntu/pypdf2?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.26.0-2
1.26.0-3ubuntu1
1.26.0-3ubuntu1.20.04.1
1.26.0-3ubuntu1.20.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.26.0-3ubuntu1.20.04.2",
            "binary_name": "python-pypdf2"
        },
        {
            "binary_version": "1.26.0-3ubuntu1.20.04.2",
            "binary_name": "python3-pypdf2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:22.04:LTS
pypdf2

Package

Name
pypdf2
Purl
pkg:deb/ubuntu/pypdf2?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*
1.26.0-4
1.26.0-4ubuntu0.22.04.1
1.26.0-4ubuntu0.22.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.26.0-4ubuntu0.22.04.2",
            "binary_name": "python3-pypdf2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:24.04:LTS
pypdf

Package

Name
pypdf
Purl
pkg:deb/ubuntu/pypdf?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*
3.4.1-1
3.17.4-1
4.*
4.0.0-1
4.0.1-1
4.0.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.0.2-1",
            "binary_name": "python3-pypdf"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
pypdf2

Package

Name
pypdf2
Purl
pkg:deb/ubuntu/pypdf2?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*
2.12.1-3
2.12.1-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.12.1-4",
            "binary_name": "python3-pypdf2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:25.10
pypdf

Package

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

Affected ranges

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

Affected versions

4.*
4.3.1-1
5.*
5.4.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.4.0-1",
            "binary_name": "python3-pypdf"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:26.04:LTS
pypdf

Package

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

Affected ranges

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

Affected versions

5.*
5.4.0-1
6.*
6.9.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.9.2-1",
            "binary_name": "python3-pypdf"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:Pro:16.04:LTS
pypdf2

Package

Name
pypdf2
Purl
pkg:deb/ubuntu/pypdf2?arch=source&distro=esm-apps%2Fxenial

Affected ranges

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

Affected versions

1.*
1.23+git20141008-1
1.25.1-1
1.25.1-1ubuntu0.1~esm1
1.25.1-1ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.25.1-1ubuntu0.1~esm2",
            "binary_name": "python-pypdf2"
        },
        {
            "binary_version": "1.25.1-1ubuntu0.1~esm2",
            "binary_name": "python3-pypdf2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"
Ubuntu:Pro:18.04:LTS
pypdf2

Package

Name
pypdf2
Purl
pkg:deb/ubuntu/pypdf2?arch=source&distro=esm-apps%2Fbionic

Affected ranges

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

Affected versions

1.*
1.26.0-2
1.26.0-2ubuntu0.1~esm1
1.26.0-2ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.26.0-2ubuntu0.1~esm2",
            "binary_name": "python-pypdf2"
        },
        {
            "binary_version": "1.26.0-2ubuntu0.1~esm2",
            "binary_name": "python3-pypdf2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-59938.json"