DEBIAN-CVE-2025-6966

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Source
https://security-tracker.debian.org/tracker/CVE-2025-6966
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-6966
Upstream
Downstream
Published
2025-12-05T13:16:05.220Z
Modified
2026-01-08T10:04:03.731774Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

NULL pointer dereference in TagSection.keys() in python-apt on APT-based Linux systems allows a local attacker to cause a denial of service (process crash) via a crafted deb822 file with a malformed non-UTF-8 key.

References

Affected packages

Debian:11 / python-apt

Package

Name
python-apt
Purl
pkg:deb/debian/python-apt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.1.1

Affected versions

2.*
2.2.1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"

Debian:12 / python-apt

Package

Name
python-apt
Purl
pkg:deb/debian/python-apt?arch=source

Affected ranges

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

Affected versions

2.*
2.6.0
2.7.0
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.7.7
2.8.0
2.9.0
2.9.1
2.9.2
2.9.3
2.9.4
2.9.5
2.9.6
2.9.7
2.9.8
2.9.9
3.*
3.0.0
3.1.0

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"

Debian:13 / python-apt

Package

Name
python-apt
Purl
pkg:deb/debian/python-apt?arch=source

Affected ranges

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

Affected versions

3.*
3.0.0
3.1.0

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"

Debian:14 / python-apt

Package

Name
python-apt
Purl
pkg:deb/debian/python-apt?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.0

Affected versions

3.*
3.0.0

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"