{ "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": "CVE-2026-20213: fix integer overflow in Aspack-triggered PE rebuild size\n calculation leading to a heap buffer overflow\n- CVE-2026-20214: fix FSG unpacker section loop underflow causing an\n out-of-bounds write\n- CVE-2026-20215: fix 7z substream count overflow causing under-allocation\n and heap buffer overflow\n- CVE-2026-20216: enforce InstallShield extraction limits against cumulative\n decompressed output\n- CVE-2026-20217: fix PESpin unpacker cleanup bitmap tracking causing\n invalid free\n- CVE-2026-20243: fix ALZ archive parser out-of-bounds buffer write and\n scan-limit bypass leading to denial of service via crafted ALZ file", "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/releases/CLSA-2026:1784305797", "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/amazonlinux2els/advisories/2026/clsa-2026_1784305797.json" } ], "tracking": { "current_release_date": "2026-07-17T16:32:16Z", "generator": { "date": "2026-07-17T16:32:16Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2026:1784305797", "initial_release_date": "2026-07-17T16:32:16Z", "revision_history": [ { "date": "2026-07-17T16:32:16Z", "number": "1", "summary": "Initial version" } ], "status": "final", "version": "1" }, "title": "clamav1.4: Fix of 6 CVEs" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Amazon Linux 2", "product": { "name": "Amazon Linux 2", "product_id": "Amazon-Linux-2", "product_identification_helper": { "cpe": "cpe:2.3:o:amazon:amazon_linux:2:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Amazon Linux" } ], "category": "vendor", "name": "Amazon Web Services, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product": { "name": "clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_id": "clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-filesystem@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=noarch" } } }, { "category": "product_version", "name": "clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product": { "name": "clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_id": "clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-doc@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=noarch" } } }, { "category": "product_version", "name": "clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product": { "name": "clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_id": "clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-data@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=noarch" } } } ], "category": "architecture", "name": "noarch" }, { "branches": [ { "category": "product_version", "name": "clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-lib@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-milter@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-devel@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamd1.4@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } }, { "category": "product_version", "name": "clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product": { "name": "clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_id": "clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/clamav1.4-freshclam@1.4.4-1.amzn2.0.1.tuxcare.els1?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch" }, "product_reference": "clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch" }, "product_reference": "clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch" }, "product_reference": "clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" }, { "category": "default_component_of", "full_product_name": { "name": "clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64 as a component of Amazon Linux 2", "product_id": "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" }, "product_reference": "clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "relates_to_product_reference": "Amazon-Linux-2" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-20214", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the FSG 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 FSG files during scanning, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted file that contains portable executable content compressed with FSG 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" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20214" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-20243", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the ALZ 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 ALZ files during scanning, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted file that contains ALZ 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" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20243" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-20213", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the PE 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 PE files during scanning, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted file that contains PE 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" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20213" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-20217", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the PESpin 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 PESpin files during scanning, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted file that contains PESpin 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" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20217" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-20216", "cwe": { "id": "CWE-770", "name": "Allocation of Resources Without Limits or Throttling" }, "notes": [ { "category": "description", "text": "A vulnerability in the InstallShield file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.\r\n\r\nThis vulnerability is due to improper handling of temporary resources during file scanning. An attacker could exploit this vulnerability by submitting a crafted InstallShield file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the ClamAV scanning process and temporarily consume available system resources, resulting in a DoS condition on the affected software.", "title": "Vulnerability description" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20216" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-20215", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "description", "text": "A vulnerability in the 7z 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 7z files during scanning, which may result in an out-of-bounds buffer write. An attacker could exploit this vulnerability by submitting a crafted file that contains 7z 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" } ], "product_status": { "fixed": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-20215" }, { "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", "remediations": [ { "category": "vendor_fix", "date": "2026-07-17T16:30:01.893449Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797", "product_ids": [ "Amazon-Linux-2:clamav1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-data-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-devel-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-doc-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-filesystem-0:1.4.4-1.amzn2.0.1.tuxcare.els1.noarch", "Amazon-Linux-2:clamav1.4-freshclam-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-lib-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamav1.4-milter-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64", "Amazon-Linux-2:clamd1.4-0:1.4.4-1.amzn2.0.1.tuxcare.els1.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1784305797" } ], "threats": [ { "category": "impact", "details": "Important" } ] } ] }