DEBIAN-CVE-2025-6966
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.
DEBIAN-CVE-2025-6966
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2025-6966
python-apt
Source reference: /affected/0/package/name
- Affected versions
- 2.6.0
Source reference:
/affected/0/versions2.7.0Source reference:
/affected/0/versions2.7.1Source reference:
/affected/0/versions2.7.2Source reference:
/affected/0/versions2.7.3Source reference:
/affected/0/versions2.7.4Source reference:
/affected/0/versions2.7.5Source reference:
/affected/0/versions2.7.6Source reference:
/affected/0/versions2.7.7Source reference:
/affected/0/versions2.8.0Source reference:
/affected/0/versions2.9.0Source reference:
/affected/0/versions2.9.1Source reference:
/affected/0/versions2.9.2Source reference:
/affected/0/versions2.9.3Source reference:
/affected/0/versions2.9.4Source reference:
/affected/0/versions2.9.5Source reference:
/affected/0/versions2.9.6Source reference:
/affected/0/versions2.9.7Source reference:
/affected/0/versions2.9.8Source reference:
/affected/0/versions2.9.9Source reference:
/affected/0/versions3.0.0Source reference:
/affected/0/versions3.1.0Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
python-apt
Source reference: /affected/1/package/name
- Affected versions
- 3.0.0
Source reference:
/affected/1/versions3.1.0Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
python-apt
Source reference: /affected/2/package/name
- Affected versions
- 3.0.0
Source reference:
/affected/2/versions - Fixed versions
- 3.1.0
Source reference:
/affected/2/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "python-apt",
"purl": "pkg:deb/debian/python-apt?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"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",
"3.0.0",
"3.1.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "python-apt",
"purl": "pkg:deb/debian/python-apt?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"3.0.0",
"3.1.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.1.0"
}
]
}
],
"package": {
"name": "python-apt",
"purl": "pkg:deb/debian/python-apt?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"3.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-6966.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #18737 · Revision 1
- Added to Heist Feed
- Publisher date