Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 Python 漏洞 (USN-7951-1)
medium Nessus 插件 ID 284663
语言：
简介
远程 Ubuntu 主机缺少安全更新。描述
远程 Ubuntu 18.04 LTS/20.04 LTS/22.04 LTS/24.04 LTS/25.04/25.10 主机上安装的程序包受到 USN-7951-1 公告中提及的漏洞影响。发现 Python 的 http.client 未能正确处理 HTTP 响应中的 Content-Length 标头。恶意服务器可利用此漏洞造成 Python 分配过多内存进而导致拒绝服务。
Tenable 已直接从 Ubuntu 安全公告中提取上述描述块。
请注意，Nessus 尚未测试此问题，而是只依据应用程序自我报告的版本号进行判断。
解决方案
更新受影响的程序包。另见
插件详情
严重性: Medium
ID: 284663
文件名: ubuntu_USN-7951-1.nasl
版本: 1.1
类型: local
代理: unix
发布时间: 2026/1/14
最近更新时间: 2026/1/14
支持的传感器: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
风险信息
VPR
风险因素: Medium
分数: 6.0
CVSS v2
风险因素: High
基本分数: 9.4
时间分数: 7
矢量: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:C
CVSS 分数来源: CVE-2025-13836
CVSS v3
风险因素: Critical
基本分数: 9.1
时间分数: 7.9
矢量: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
时间矢量: CVSS:3.0/E:U/RL:O/RC:C
CVSS v4
风险因素: Medium
Base Score: 6.3
Threat Score: 1.7
Threat Vector: CVSS:4.0/E:U
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
漏洞信息
CPE: p-cpe:/a:canonical:ubuntu_linux:libpython3.13-dev, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libpython3.14-stdlib, p-cpe:/a:canonical:ubuntu_linux:python3.8-full, p-cpe:/a:canonical:ubuntu_linux:libpython3.11, p-cpe:/a:canonical:ubuntu_linux:python3.10-examples, p-cpe:/a:canonical:ubuntu_linux:python3.14-venv, p-cpe:/a:canonical:ubuntu_linux:python3.13-dev, p-cpe:/a:canonical:ubuntu_linux:idle-python3.11, p-cpe:/a:canonical:ubuntu_linux:python3.14-dev, p-cpe:/a:canonical:ubuntu_linux:python3.10-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.12, p-cpe:/a:canonical:ubuntu_linux:libpython3.11-stdlib, p-cpe:/a:canonical:ubuntu_linux:libpython3.8-dev, p-cpe:/a:canonical:ubuntu_linux:libpython3.10-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.13-venv, p-cpe:/a:canonical:ubuntu_linux:libpython3.12-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.11-venv, p-cpe:/a:canonical:ubuntu_linux:python3.9-venv, p-cpe:/a:canonical:ubuntu_linux:libpython3.10-testsuite, p-cpe:/a:canonical:ubuntu_linux:python3.9-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.12-examples, p-cpe:/a:canonical:ubuntu_linux:libpython3.12t64, p-cpe:/a:canonical:ubuntu_linux:python3.9-dev, p-cpe:/a:canonical:ubuntu_linux:python3.8-dev, p-cpe:/a:canonical:ubuntu_linux:python3.13, p-cpe:/a:canonical:ubuntu_linux:python3.13-examples, p-cpe:/a:canonical:ubuntu_linux:python3.14-nopie, p-cpe:/a:canonical:ubuntu_linux:python3.13-nopie, p-cpe:/a:canonical:ubuntu_linux:python3.9-examples, p-cpe:/a:canonical:ubuntu_linux:python3.11-minimal, p-cpe:/a:canonical:ubuntu_linux:libpython3.11-testsuite, p-cpe:/a:canonical:ubuntu_linux:python3.13-gdbm, p-cpe:/a:canonical:ubuntu_linux:idle-python3.8, p-cpe:/a:canonical:ubuntu_linux:python3.14, p-cpe:/a:canonical:ubuntu_linux:python3.13-full, p-cpe:/a:canonical:ubuntu_linux:python3.12-full, p-cpe:/a:canonical:ubuntu_linux:python3.12-venv, p-cpe:/a:canonical:ubuntu_linux:python3.11-nopie, p-cpe:/a:canonical:ubuntu_linux:python3.10-full, p-cpe:/a:canonical:ubuntu_linux:python3.10-venv, p-cpe:/a:canonical:ubuntu_linux:libpython3.14, cpe:/o:canonical:ubuntu_linux:25.04, p-cpe:/a:canonical:ubuntu_linux:libpython3.11-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.8, p-cpe:/a:canonical:ubuntu_linux:libpython3.9-testsuite, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libpython3.13-stdlib, p-cpe:/a:canonical:ubuntu_linux:libpython3.14-dev, p-cpe:/a:canonical:ubuntu_linux:python3.13-minimal, p-cpe:/a:canonical:ubuntu_linux:libpython3.13-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.14-gdbm, p-cpe:/a:canonical:ubuntu_linux:idle-python3.9, p-cpe:/a:canonical:ubuntu_linux:libpython3.14-testsuite, p-cpe:/a:canonical:ubuntu_linux:libpython3.9-dev, cpe:/o:canonical:ubuntu_linux:25.10, p-cpe:/a:canonical:ubuntu_linux:python3.9-full, p-cpe:/a:canonical:ubuntu_linux:libpython3.13-testsuite, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libpython3.12-testsuite, p-cpe:/a:canonical:ubuntu_linux:python3.10-nopie, p-cpe:/a:canonical:ubuntu_linux:python3.9, p-cpe:/a:canonical:ubuntu_linux:libpython3.9-stdlib, p-cpe:/a:canonical:ubuntu_linux:libpython3.8-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.10-dev, p-cpe:/a:canonical:ubuntu_linux:libpython3.9-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.8-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.14-tk, p-cpe:/a:canonical:ubuntu_linux:python3.8-examples, p-cpe:/a:canonical:ubuntu_linux:idle-python3.14, p-cpe:/a:canonical:ubuntu_linux:python3.11-examples, p-cpe:/a:canonical:ubuntu_linux:libpython3.11-dev, p-cpe:/a:canonical:ubuntu_linux:libpython3.8-testsuite, p-cpe:/a:canonical:ubuntu_linux:python3.13-tk, p-cpe:/a:canonical:ubuntu_linux:libpython3.9, p-cpe:/a:canonical:ubuntu_linux:idle-python3.10, p-cpe:/a:canonical:ubuntu_linux:libpython3.12-stdlib, p-cpe:/a:canonical:ubuntu_linux:python3.10, p-cpe:/a:canonical:ubuntu_linux:libpython3.13, p-cpe:/a:canonical:ubuntu_linux:libpython3.12-dev, p-cpe:/a:canonical:ubuntu_linux:libpython3.10-stdlib, p-cpe:/a:canonical:ubuntu_linux:python3.12-nopie, p-cpe:/a:canonical:ubuntu_linux:libpython3.10-dev, p-cpe:/a:canonical:ubuntu_linux:python3.11-full, p-cpe:/a:canonical:ubuntu_linux:libpython3.10, p-cpe:/a:canonical:ubuntu_linux:python3.14-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.14-examples, p-cpe:/a:canonical:ubuntu_linux:idle-python3.13, p-cpe:/a:canonical:ubuntu_linux:libpython3.8, p-cpe:/a:canonical:ubuntu_linux:python3.14-full, p-cpe:/a:canonical:ubuntu_linux:idle-python3.12, p-cpe:/a:canonical:ubuntu_linux:python3.11, p-cpe:/a:canonical:ubuntu_linux:python3.11-dev, p-cpe:/a:canonical:ubuntu_linux:python3.12-dev, p-cpe:/a:canonical:ubuntu_linux:python3.12-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.8-venv, p-cpe:/a:canonical:ubuntu_linux:libpython3.8-stdlib, p-cpe:/a:canonical:ubuntu_linux:libpython3.14-minimal
必需的 KB 项: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l
易利用性: No known exploits are available
补丁发布日期: 2026/1/12
漏洞发布日期: 2025/12/1
参考资料信息
CVE: CVE-2025-13836
USN: 7951-1