{ "document": { "aggregate_severity": { "text": "High" }, "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/oraclelinux6els/vex/2026/cve-2026-58471-els_os-oraclelinux6els.json" } ], "tracking": { "current_release_date": "2026-07-19T04:24:31Z", "generator": { "date": "2026-07-19T04:24:30Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2026-58471-ELS_OS-ORACLELINUX6ELS", "initial_release_date": "2026-07-07T21:17:00Z", "revision_history": [ { "date": "2026-07-07T21:17:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-07-10T15:48:26Z", "number": "2", "summary": "Official Publication" }, { "date": "2026-07-10T21:41:21Z", "number": "3", "summary": "Update document" }, { "date": "2026-07-19T04:24:31Z", "number": "4", "summary": "Update document" } ], "status": "final", "version": "4" }, "title": "Security update on CVE-2026-58471" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Oracle Linux 6", "product": { "name": "Oracle Linux 6", "product_id": "Oracle-Linux-6", "product_identification_helper": { "cpe": "cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Oracle Linux" } ], "category": "vendor", "name": "Oracle Corporation" }, { "branches": [ { "branches": [ { "category": "product_version", "name": "wget-0:1.12-10.el6.tuxcare.els1.x86_64", "product": { "name": "wget-0:1.12-10.el6.tuxcare.els1.x86_64", "product_id": "wget-0:1.12-10.el6.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/wget@1.12-10.el6.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "wget-0:1.12-10.el6.tuxcare.els2.x86_64", "product": { "name": "wget-0:1.12-10.el6.tuxcare.els2.x86_64", "product_id": "wget-0:1.12-10.el6.tuxcare.els2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/wget@1.12-10.el6.tuxcare.els2?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "CloudLinux" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "wget-0:1.12-10.el6.tuxcare.els1.x86_64 as a component of Oracle Linux 6", "product_id": "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els1.x86_64" }, "product_reference": "wget-0:1.12-10.el6.tuxcare.els1.x86_64", "relates_to_product_reference": "Oracle-Linux-6" }, { "category": "default_component_of", "full_product_name": { "name": "wget-0:1.12-10.el6.tuxcare.els2.x86_64 as a component of Oracle Linux 6", "product_id": "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els2.x86_64" }, "product_reference": "wget-0:1.12-10.el6.tuxcare.els2.x86_64", "relates_to_product_reference": "Oracle-Linux-6" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-58471", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "GNU Wget through 1.25.0, fixed in commit c2640fe, contains a heap buffer overflow vulnerability in the convert_fname() function within src/url.c that allows remote attackers to trigger memory corruption through a server-supplied filename requiring character set conversion. When the output buffer is too small during iconv E2BIG reallocation, the reallocation logic miscalculates the remaining space, leading to a heap buffer overflow that can be exploited via a maliciously crafted server response.", "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" }, { "category": "other", "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.", "title": "Statement" } ], "product_status": { "known_not_affected": [ "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els2.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-58471" }, { "category": "external", "summary": "https://gitlab.com/gnuwget/wget/-/commit/c2640fe5171c59f87c58dc9fcb195b2d18b010ee", "url": "https://gitlab.com/gnuwget/wget/-/commit/c2640fe5171c59f87c58dc9fcb195b2d18b010ee" }, { "category": "external", "summary": "https://www.vulncheck.com/advisories/gnu-wget-heap-buffer-overflow-via-convert-fname-in-url-c", "url": "https://www.vulncheck.com/advisories/gnu-wget-heap-buffer-overflow-via-convert-fname-in-url-c" } ], "release_date": "2026-07-07T21:17:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1" }, "products": [ "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els2.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" }, { "category": "impact", "date": "2026-07-10T19:40:44.633106Z", "details": "important", "product_ids": [ "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els1.x86_64", "Oracle-Linux-6:wget-0:1.12-10.el6.tuxcare.els2.x86_64" ] } ] } ] }