Red Hat Security Advisory: 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 Fix(es): * python: Python: Arbitrary code execution or information disclosure via use-after-free in decompression modules (CVE-2026-6100) * python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API (CVE-2026-4786) 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
This Red Hat security advisory addresses two vulnerabilities in python3.11. CVE-2026-6100 is a use-after-free vulnerability in decompression modules that could lead to arbitrary code execution or information disclosure. CVE-2026-4786 is a command injection vulnerability in the Python webbrowser.open() API that could allow arbitrary code execution. The advisory covers Red Hat Enterprise Linux 9.2 and related update services. Red Hat has released updated python3.11 packages to remediate these issues. No CVSS base score is provided in the advisory, but the severity is rated as important.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code or disclose sensitive information on affected systems running vulnerable versions of python3.11. This could compromise system integrity and confidentiality. The vulnerabilities affect Red Hat Enterprise Linux 9.2 and related update services.
Mitigation Recommendations
Red Hat has released updated python3.11 packages that fix these vulnerabilities. Users should apply the security update for python3.11 as provided by Red Hat for Red Hat Enterprise Linux 9.2 and related variants. For detailed update instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. Patch status is confirmed as fixed in the updated packages.
Red Hat Security Advisory: python3.11 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): * python: Python: Arbitrary code execution or information disclosure via use-after-free in decompression modules (CVE-2026-6100) * python: cpython: Python: Arbitrary code execution via command injection in webbrowser.open() API (CVE-2026-4786) 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
This Red Hat security advisory addresses two vulnerabilities in python3.11. CVE-2026-6100 is a use-after-free vulnerability in decompression modules that could lead to arbitrary code execution or information disclosure. CVE-2026-4786 is a command injection vulnerability in the Python webbrowser.open() API that could allow arbitrary code execution. The advisory covers Red Hat Enterprise Linux 9.2 and related update services. Red Hat has released updated python3.11 packages to remediate these issues. No CVSS base score is provided in the advisory, but the severity is rated as important.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code or disclose sensitive information on affected systems running vulnerable versions of python3.11. This could compromise system integrity and confidentiality. The vulnerabilities affect Red Hat Enterprise Linux 9.2 and related update services.
Mitigation Recommendations
Red Hat has released updated python3.11 packages that fix these vulnerabilities. Users should apply the security update for python3.11 as provided by Red Hat for Red Hat Enterprise Linux 9.2 and related variants. For detailed update instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. Patch status is confirmed as fixed in the updated packages.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:13692
- Cve Count
- 2
- Additional Cves
- ["CVE-2026-6100"]
- Cvss Version
- null
Threat ID: 6a175eefe29bf47b50edd71f
Added to database: 05/27/2026, 21:15:27 UTC
Last enriched: 07/03/2026, 00:53:29 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 48
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