{ "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-2026-20244-els_os-centos7els.json" } ], "tracking": { "current_release_date": "2026-07-10T21:40:00Z", "generator": { "date": "2026-07-10T21:40:00Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2026-20244-ELS_OS-CENTOS7ELS", "initial_release_date": "2026-07-01T17:16:00Z", "revision_history": [ { "date": "2026-07-01T17:16:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-07-10T15:45:36Z", "number": "2", "summary": "Official Publication" }, { "date": "2026-07-10T21:40:00Z", "number": "3", "summary": "Update document" } ], "status": "final", "version": "3" }, "title": "Security update on CVE-2026-20244" }, "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" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "clamav-filesystem-0:0.103.12-1.el7.tuxcare.els1.noarch", "product": { "name": "clamav-filesystem-0:0.103.12-1.el7.tuxcare.els1.noarch", "product_id": "clamav-filesystem-0:0.103.12-1.el7.tuxcare.els1.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav-filesystem@0.103.12-1.el7.tuxcare.els1?arch=noarch" } } }, { "category": "product_version", 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"clamav-update-0:0.103.12-1.el7.tuxcare.els1.x86_64", "relates_to_product_reference": "CentOS-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-20244", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the DMG file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition, or possibly other expanded impacts, resulting from memory corruption on an affected device.\r\n\r\nThis vulnerability is due to improper boundary checks for content in DMG files during scanning, which may result in an integer overflow on 32-bit platforms only. An attacker could exploit this vulnerability by submitting a crafted file that contains DMG content to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.", "title": "Vulnerability description" }, { "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": [ "CentOS-7:clamav-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-data-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-data-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-devel-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-devel-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-doc-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-doc-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-filesystem-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-filesystem-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-freshclam-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-lib-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-lib-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-milter-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-milter-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-update-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamd-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamd-1:1.4.3-1.el7.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20244" }, { "category": "external", "summary": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-88cFYyxR", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-88cFYyxR" } ], "release_date": "2026-07-01T17:16:00Z", "threats": [ { "category": "impact", "details": "Moderate" }, { "category": "impact", "date": "2026-07-10T19:41:17.703219Z", "details": "unknown", "product_ids": [ "CentOS-7:clamav-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-data-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-data-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-devel-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-devel-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-doc-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-doc-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-filesystem-0:0.103.12-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-filesystem-1:1.4.3-1.el7.tuxcare.els1.noarch", "CentOS-7:clamav-freshclam-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-lib-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-lib-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-milter-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-milter-1:1.4.3-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamav-update-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamd-0:0.103.12-1.el7.tuxcare.els1.x86_64", "CentOS-7:clamd-1:1.4.3-1.el7.tuxcare.els1.x86_64" ] } ] } ] }