Red Hat Security Advisory: python39:3.9 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 Fix(es): * setuptools: Path Traversal Vulnerability in setuptools PackageIndex (CVE-2025-47273) * cpython: Cpython infinite loop when parsing a tarfile (CVE-2025-8194) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
The vulnerability CVE-2025-8194 is an infinite loop condition in the cpython interpreter triggered when parsing a tarfile. This flaw affects Python versions distributed with Red Hat Enterprise Linux 8, specifically python3.12 and python39 modules. The infinite loop can cause the Python process to hang, potentially leading to denial of service. Red Hat has issued security advisories RHSA-2025:14546 and RHSA-2025:14900 providing updated python3.12-3.12.11-2.el8_10 and python39-3.9.20-2 packages that fix this issue. The advisories cover multiple architectures including x86_64, s390x, ppc64le, and aarch64. The vendor rates the impact as moderate and provides detailed patching instructions.
Potential Impact
The vulnerability can cause an infinite loop in the Python interpreter when processing a crafted tarfile, resulting in denial of service by hanging the process. There are no known exploits in the wild. The impact is limited to service disruption rather than code execution or data compromise.
Mitigation Recommendations
Red Hat has released official security updates for python3.12 and python39 modules in Red Hat Enterprise Linux 8 that address this vulnerability. Users should apply the updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. No additional mitigation is required beyond applying the official patches.
Red Hat Security Advisory: python39:3.9 security update
Description
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 Fix(es): * setuptools: Path Traversal Vulnerability in setuptools PackageIndex (CVE-2025-47273) * cpython: Cpython infinite loop when parsing a tarfile (CVE-2025-8194) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2025-8194 is an infinite loop condition in the cpython interpreter triggered when parsing a tarfile. This flaw affects Python versions distributed with Red Hat Enterprise Linux 8, specifically python3.12 and python39 modules. The infinite loop can cause the Python process to hang, potentially leading to denial of service. Red Hat has issued security advisories RHSA-2025:14546 and RHSA-2025:14900 providing updated python3.12-3.12.11-2.el8_10 and python39-3.9.20-2 packages that fix this issue. The advisories cover multiple architectures including x86_64, s390x, ppc64le, and aarch64. The vendor rates the impact as moderate and provides detailed patching instructions.
Potential Impact
The vulnerability can cause an infinite loop in the Python interpreter when processing a crafted tarfile, resulting in denial of service by hanging the process. There are no known exploits in the wild. The impact is limited to service disruption rather than code execution or data compromise.
Mitigation Recommendations
Red Hat has released official security updates for python3.12 and python39 modules in Red Hat Enterprise Linux 8 that address this vulnerability. Users should apply the updates as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. No additional mitigation is required beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:14900
- Cve Count
- 2
- Additional Cves
- ["CVE-2025-47273"]
- Cvss Version
- 3.1
Threat ID: 6a1f4e88e29bf47b50081dfe
Added to database: 06/02/2026, 21:43:36 UTC
Last enriched: 08/16/2026, 18:17:40 UTC
Last updated: 09/10/2026, 19:36:52 UTC
Views: 82
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