Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.2%
CVSS Severity
CVSS v3 Score 5.5
References
Products affected by CVE-2025-6966
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cpe:2.3:a:ubuntu:python-apt:*
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cpe:2.3:a:ubuntu:python-apt:0.8.0
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cpe:2.3:a:ubuntu:python-apt:0.8.1
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cpe:2.3:a:ubuntu:python-apt:0.8.3
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cpe:2.3:a:ubuntu:python-apt:0.8.9.1
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cpe:2.3:a:ubuntu:python-apt:0.9.0
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cpe:2.3:a:ubuntu:python-apt:0.9.1
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cpe:2.3:a:ubuntu:python-apt:0.9.3.1
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cpe:2.3:a:ubuntu:python-apt:0.9.3.11
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cpe:2.3:a:ubuntu:python-apt:0.9.3.2
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cpe:2.3:a:ubuntu:python-apt:0.9.3.3
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cpe:2.3:a:ubuntu:python-apt:0.9.3.4
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cpe:2.3:a:ubuntu:python-apt:0.9.3.5
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cpe:2.3:a:ubuntu:python-apt:1.1.0
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cpe:2.3:a:ubuntu:python-apt:1.6.0
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cpe:2.3:a:ubuntu:python-apt:1.6.1
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cpe:2.3:a:ubuntu:python-apt:1.6.2
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cpe:2.3:a:ubuntu:python-apt:1.6.3
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cpe:2.3:a:ubuntu:python-apt:1.6.4
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cpe:2.3:a:ubuntu:python-apt:1.6.6
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cpe:2.3:a:ubuntu:python-apt:2.0.1
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cpe:2.3:a:ubuntu:python-apt:2.4.0
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cpe:2.3:a:ubuntu:python-apt:2.7.7
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cpe:2.3:a:ubuntu:python-apt:3.0.0
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cpe:2.3:o:canonical:ubuntu_linux:-
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cpe:2.3:o:debian:debian_linux:11.0