cpython: Cpython infinite loop when parsing a tarfile

A flaw was found in the Python tarfile module. Processing a specially crafted tar archive, specifically an archive with negative offsets, can cause an infinite loop and deadlock. This issue results in a denial of service in the Python application using the tarfile module...

Amazon Linux 2 : python3 (ALAS-2025-2962)

The version of python3 installed on the remote host is prior to 3.7.16-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2962 advisory. There is a defect in the CPython tarfile module affecting the TarFile extraction and entry enumeration APIs. The tar implementatio...

ROS-20250819-05

Vulnerability of TarFile.extractall and TarFile.extract functions of tarfile module of Python programming language interpreter CPython is related to incorrect restriction of path name of restricted directory. Python programming language interpreter CPython functions TarFile.extractall and...

Amazon Linux 2 : python (ALAS-2025-2961)

The version of python installed on the remote host is prior to 2.7.18-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2961 advisory. There is a defect in the CPython tarfile module affecting the TarFile extraction and entry enumeration APIs. The tar implementation...

Linux Distros Unpatched Vulnerability : CVE-2025-4517

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Allows arbitrary filesystem writes outside the extraction directory during extraction with filter=data. You are affected by this vulnerability if using the...

ROS-20250819-06

Vulnerability of TarFile.extractall and TarFile.extract functions of tarfile module of Python programming language interpreter CPython is related to incorrect restriction of path name of restricted directory. Python programming language interpreter CPython functions TarFile.extractall and...

The vulnerability of the tarfile module in the CPython interpreter allows a hacker to gain unauthorized access to protected information.

The vulnerability of the tarfile module in the CPython interpreter is related to incorrect restrictions on the path name for directories with restricted access. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

ROS-20250813-01

A vulnerability in the tarfile module of the Python programming language interpreter CPython is associated with incorrect parsing of the file header. Exploitation of the vulnerability could allow an attacker, acting remotely, to cause a denial of service...

BIT-PYTHON-MIN-2025-8194 Tarfile infinite loop during parsing with negative member offset

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

BIT-PYTHON-2025-8194 Tarfile infinite loop during parsing with negative member offset

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

Security Bulletin: IBM Observability with Instana is vulnerable to Path Traversal in python

Summary python is used by IBM Instana Observability as part of the instana-agent CVE-2025-4517. This bulletin identifies the steps to take to address the vulnerability. Vulnerability Details CVEID:CVE-2025-4517 DESCRIPTION: Allows arbitrary filesystem writes outside the extraction directory durin...

Python DoS Vulnerability (Jul 2025) - Mac OS X

Python is prone to a denial of service DoS vulnerability. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:python:python";...

RLSA-2025:10026 Important: python3.11 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

CVE-2025-8194

A flaw was found in the Python tarfile module. Processing a specially crafted tar archive, specifically an archive with negative offsets, can cause an infinite loop and deadlock. This issue results in a denial of service in the Python application using the tarfile module. Mitigation This flaw can...

AZL-65984 CVE-2025-8194 affecting package python3 for versions less than 3.9.19-15

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

CVE-2025-8194

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

CVE-2025-8194 Tarfile infinite loop during parsing with negative member offset

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

CVE-2025-8194

CVE-2025-8194 affects the CPython tarfile module (TarFile extraction/entry enumeration APIs). Malicious tar archives with negative offsets could trigger an infinite loop and deadlock during parsing. A patch is available to mitigate after importing tarfile (gist: sethmlarson/1716ac5b82b73dbcbf23ad...

CVE-2025-8194

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...

CVE-2025-8194 Tarfile infinite loop during parsing with negative member offset

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...