{ "document": { "aggregate_severity": { "text": "Critical" }, "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/rhel8els/vex/2026/cve-2026-23876-els_os-rhel8els.json" } ], "tracking": { "current_release_date": "2026-04-24T16:08:29Z", "generator": { "date": "2026-04-24T16:08:29Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2026-23876-ELS_OS-RHEL8ELS", "initial_release_date": "2026-01-20T01:15:00Z", "revision_history": [ { "date": "2026-01-20T01:15:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-04-24T16:08:29Z", "number": "2", "summary": "Official Publication" } ], "status": "final", "version": "2" }, "title": "Security update on CVE-2026-23876" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux 8", "product": { "name": "Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8", "product_identification_helper": { "cpe": "cpe:2.3:o:redhat:enterprise_linux:8:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-libs@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-perl@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-c++@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-doc@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-c++-devel@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-djvu@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } }, { "category": "product_version", "name": "ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product": { "name": "ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_id": "ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/ImageMagick-devel@6.9.13.25-1.el8.tuxcare.els27?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" }, { "category": "default_component_of", "full_product_name": { "name": "ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64 as a component of Red Hat Enterprise Linux 8", "product_id": "Red-Hat-8:ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" }, "product_reference": "ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "relates_to_product_reference": "Red-Hat-8" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-23876", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-13 and 6.9.13-38, a heap buffer overflow vulnerability in the XBM image decoder (ReadXBMImage) allows an attacker to write controlled data past the allocated heap buffer when processing a maliciously crafted image file. Any operation that reads or identifies an image can trigger the overflow, making it exploitable via common image upload and processing pipelines. Versions 7.1.2-13 and 6.9.13-38 fix the issue.", "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": [ "Red-Hat-8:ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-23876" }, { "category": "external", "summary": "https://github.com/ImageMagick/ImageMagick/commit/2fae24192b78fdfdd27d766fd21d90aeac6ea8b8", "url": "https://github.com/ImageMagick/ImageMagick/commit/2fae24192b78fdfdd27d766fd21d90aeac6ea8b8" }, { "category": "external", "summary": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-r49w-jqq3-3gx8", "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-r49w-jqq3-3gx8" } ], "release_date": "2026-01-20T01:15:00Z", "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "Red-Hat-8:ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Critical" }, { "category": "impact", "details": "critical", "product_ids": [ "Red-Hat-8:ImageMagick-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-c++-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-devel-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-djvu-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-doc-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-libs-0:6.9.13.25-1.el8.tuxcare.els27.x86_64", "Red-Hat-8:ImageMagick-perl-0:6.9.13.25-1.el8.tuxcare.els27.x86_64" ] } ] } ] }