CVE-2025-6966— Null-pointer dereference in python-apt TagSection.keys()
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I. Basic Information for CVE-2025-6966
Vulnerability Information
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Vulnerability Title
Null-pointer dereference in python-apt TagSection.keys()
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Python-apt 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Python-apt是Python基金会的一个可支持Apt软件包管理工具的Pypi代码库。 Python-apt存在安全漏洞，该漏洞源于TagSection.keys函数存在空指针取消引用，可能导致本地攻击者通过特制deb822文件造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Canonical | python-apt | 3.0 ~ 3.0.0ubuntu1.1 | - |
II. Public POCs for CVE-2025-6966
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|---|
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