{ "document": { "aggregate_severity": { "text": "Important" }, "category": "csaf_security_advisory", "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" }, { "category": "details", "text": "* SECURITY UPDATE: Traversing outside chmod directory\n - debian/patches/CVE-2024-12718-CVE-2025-4138-CVE-2025-4330-CVE\n -2025-4435-CVE-2025-4517.patch: re-filters directory members\n before chmod/chown\n - CVE-2024-12718\n * SECURITY UPDATE: Symlink exfiltration\n - debian/patches/CVE-2024-12718-CVE-2025-4138-CVE-2025-4330-CVE\n -2025-4435-CVE-2025-4517.patch: properly handles different link\n semantics\n - CVE-2025-4138\n * SECURITY UPDATE: Hardlink Fallback Attack\n - debian/patches/CVE-2024-12718-CVE-2025-4138-CVE-2025-4330-CVE\n -2025-4435-CVE-2025-4517.patch: re-filter the source if hardlink\n extraction falls back to copying\n - CVE-2025-4330\n * SECURITY UPDATE: Errorlevel=0 Extracts Rejected Members\n - debian/patches/CVE-2024-12718-CVE-2025-4138-CVE-2025-4330-CVE\n -2025-4435-CVE-2025-4517.patch: account errorlevel\n - CVE-2025-4435\n * SECURITY UPDATE: PATH_MAX Attack\n - debian/patches/CVE-2024-12718-CVE-2025-4138-CVE-2025-4330-CVE\n -2025-4435-CVE-2025-4517.patch: prevents PATH_MAX overflow\n attacks\n - CVE-2025-4517", "title": "Details" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_alt_python/debian13/advisories/2026/clsa-2026_1772022990.json" } ], "tracking": { "current_release_date": "2026-02-25T12:37:38Z", "generator": { "date": "2026-02-25T12:37:38Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2026:1772022990", "initial_release_date": "2026-02-25T12:37:38Z", "revision_history": [ { "date": "2026-02-25T12:37:38Z", "number": "1", "summary": "Initial version" } ], "status": "final", "version": "1" }, "title": "Fix of 5 CVEs" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Debian 13", "product": { "name": "Debian 13", "product_id": "Debian-13", "product_identification_helper": { "cpe": "cpe:2.3:o:debian:debian_linux:13:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Debian" } ], "category": "vendor", "name": "Software in the Public Interest, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "alt-python38-libs-0:3.8.20-8.amd64", "product": { "name": "alt-python38-libs-0:3.8.20-8.amd64", "product_id": "alt-python38-libs-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-libs@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-debug-0:3.8.20-8.amd64", "product": { "name": "alt-python38-debug-0:3.8.20-8.amd64", "product_id": "alt-python38-debug-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-debug@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-tkinter-0:3.8.20-8.amd64", "product": { "name": "alt-python38-tkinter-0:3.8.20-8.amd64", "product_id": "alt-python38-tkinter-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-tkinter@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-idle-0:3.8.20-8.amd64", "product": { "name": "alt-python38-idle-0:3.8.20-8.amd64", "product_id": "alt-python38-idle-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-idle@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-0:3.8.20-8.amd64", "product": { "name": "alt-python38-0:3.8.20-8.amd64", "product_id": "alt-python38-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-test-0:3.8.20-8.amd64", "product": { "name": "alt-python38-test-0:3.8.20-8.amd64", "product_id": "alt-python38-test-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-test@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } }, { "category": "product_version", "name": "alt-python38-devel-0:3.8.20-8.amd64", "product": { "name": "alt-python38-devel-0:3.8.20-8.amd64", "product_id": "alt-python38-devel-0:3.8.20-8.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-devel@3.8.20-8?arch=amd64&os_name=debian&os_version=13" } } } ], "category": "architecture", "name": "amd64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "alt-python38-libs-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-libs-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-libs-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-debug-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-debug-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-debug-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-tkinter-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-tkinter-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-idle-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-idle-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-idle-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-test-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-test-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-test-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-devel-0:3.8.20-8.amd64 as a component of Debian 13", "product_id": "Debian-13:alt-python38-devel-0:3.8.20-8.amd64" }, "product_reference": "alt-python38-devel-0:3.8.20-8.amd64", "relates_to_product_reference": "Debian-13" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-4435", "cwe": { "id": "CWE-706", "name": "Use of Incorrectly-Resolved Name or Reference" }, "notes": [ { "category": "description", "text": "When using a TarFile.errorlevel = 0 and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0 in affected versions is that the member would still be extracted and not skipped.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4435" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-25T12:36:33.449918Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "product_ids": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2024-12718", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows modifying some file metadata (e.g. last modified) with filter=\"data\" or file permissions (chmod) with filter=\"tar\" of files outside the extraction directory.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information. Only Python versions 3.12 or later are affected by these vulnerabilities, earlier versions don't include the extraction filter feature.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2024-12718" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-25T12:36:33.449918Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "product_ids": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L", "version": "3.1" }, "products": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-4138", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4138" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-25T12:36:33.449918Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "product_ids": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "products": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-4330", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4330" } ], "release_date": "2025-06-03T12:58:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-25T12:36:33.449918Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "product_ids": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-4517", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows arbitrary filesystem writes outside the extraction directory during extraction with filter=\"data\".\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4517" } ], "release_date": "2025-06-03T12:58:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-25T12:36:33.449918Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990", "product_ids": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1772022990" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L", "version": "3.1" }, "products": [ "Debian-13:alt-python38-0:3.8.20-8.amd64", "Debian-13:alt-python38-debug-0:3.8.20-8.amd64", "Debian-13:alt-python38-devel-0:3.8.20-8.amd64", "Debian-13:alt-python38-idle-0:3.8.20-8.amd64", "Debian-13:alt-python38-libs-0:3.8.20-8.amd64", "Debian-13:alt-python38-test-0:3.8.20-8.amd64", "Debian-13:alt-python38-tkinter-0:3.8.20-8.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] } ] }