{ "document": { "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/centos7els/vex/2026/cve-2026-59890-els_os-centos7els.json" } ], "tracking": { "current_release_date": "2026-07-15T00:36:14Z", "generator": { "date": "2026-07-15T00:36:14Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2026-59890-ELS_OS-CENTOS7ELS", "initial_release_date": "2026-07-08T17:17:00Z", "revision_history": [ { "date": "2026-07-08T17:17:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-07-14T17:18:55Z", "number": "2", "summary": "Official Publication" }, { "date": "2026-07-15T00:36:14Z", "number": "3", "summary": "Update document" } ], "status": "final", "version": "3" }, "title": "Security update on CVE-2026-59890" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Community Enterprise Operating System 7", "product": { "name": "Community Enterprise Operating System 7", "product_id": "CentOS-7", "product_identification_helper": { "cpe": "cpe:2.3:o:centos:centos:7:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Community Enterprise Operating System" }, { "branches": [ { "category": "product_version", "name": "python-setuptools-0:0.9.8-7.el7.noarch", "product": { "name": "python-setuptools-0:0.9.8-7.el7.noarch", "product_id": "python-setuptools-0:0.9.8-7.el7.noarch", "product_identification_helper": { "purl": "pkg:rpm/centos/python-setuptools@0.9.8-7.el7?arch=noarch" } } } ], "category": "architecture", "name": "noarch" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "product": { "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "product_id": "python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/python-setuptools@0.9.8-7.el7.tuxcare.els1?arch=noarch" } } }, { "category": "product_version", "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch", "product": { "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch", "product_id": "python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/python-setuptools@0.9.8-7.el7.tuxcare.els2?arch=noarch" } } } ], "category": "architecture", "name": "noarch" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch" }, "product_reference": "python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch" }, "product_reference": "python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "python-setuptools-0:0.9.8-7.el7.noarch as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:python-setuptools-0:0.9.8-7.el7.noarch" }, "product_reference": "python-setuptools-0:0.9.8-7.el7.noarch", "relates_to_product_reference": "CentOS-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-59890", "cwe": { "id": "CWE-176", "name": "Improper Handling of Unicode Encoding" }, "notes": [ { "category": "description", "text": "setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. Prior to 83.0.0, FileList applied MANIFEST.in exclude, global-exclude, recursive-exclude, and prune directives by matching compiled glob patterns against on-disk file names without Unicode normalization, so on macOS APFS or HFS+ an NFD file name could bypass an NFC exclusion rule and be packed into a source distribution. This issue is fixed in version 83.0.0.", "title": "Vulnerability description" } ], "product_status": { "known_affected": [ "CentOS-7:python-setuptools-0:0.9.8-7.el7.noarch", "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-59890" }, { "category": "external", "summary": "https://github.com/pypa/setuptools/commit/dd9f436a36486b4cb8a4c70a2321548b0be09b8f", "url": "https://github.com/pypa/setuptools/commit/dd9f436a36486b4cb8a4c70a2321548b0be09b8f" }, { "category": "external", "summary": "https://github.com/pypa/setuptools/releases/tag/v83.0.0", "url": "https://github.com/pypa/setuptools/releases/tag/v83.0.0" }, { "category": "external", "summary": "https://github.com/pypa/setuptools/security/advisories/GHSA-h35f-9h28-mq5c", "url": "https://github.com/pypa/setuptools/security/advisories/GHSA-h35f-9h28-mq5c" } ], "release_date": "2026-07-08T17:17:00Z", "remediations": [ { "category": "no_fix_planned", "date": "2026-07-14T21:22:20.989933Z", "details": "This flaw only affects the sdist packaging step on macOS APFS/HFS+, where Unicode normalization (NFD) can cause MANIFEST.in exclusion rules written in NFC to miss and inadvertently include files; it does not impact package installation or runtime on Linux servers. Exploitation is local and requires a developer-driven packaging workflow on a macOS host, with no direct code‑execution path against deployed systems. In enterprise server/VM environments that consume prebuilt artifacts or build on Linux CI, the affected code path is not exercised, so the practical risk to production hosts is minimal.", "product_ids": [ "CentOS-7:python-setuptools-0:0.9.8-7.el7.noarch", "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els1.noarch", "CentOS-7:python-setuptools-0:0.9.8-7.el7.tuxcare.els2.noarch" ] } ] } ] }