Description

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.

INFO

Published Date :

2025-12-05T12:59:41.320Z

Last Modified :

2025-12-15T22:04:15.781Z

Source :

canonical
AFFECTED PRODUCTS

The following products are affected by CVE-2025-6966 vulnerability.

Vendors Products
Canonical
  • Python-apt
  • Ubuntu Linux
Debian
  • Debian Linux
Ubuntu
  • Python-apt
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-6966.

URL Resource
https://bugs.launchpad.net/ubuntu/+source/python-apt/+bug/2091865 cve-icon cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/12/msg00019.html cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-6966 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-6966 cve-icon
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CVSS Vulnerability Scoring System

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Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact