{"document":{"aggregate_severity":{"namespace":"https://access.redhat.com/security/updates/classification/","text":"Low"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright © Red Hat, Inc. All rights reserved.","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 Red Hat Inc. and provide a link to the original.","title":"Terms of Use"}],"publisher":{"category":"vendor","contact_details":"https://access.redhat.com/security/team/contact/","issuing_authority":"Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.","name":"Red Hat Product Security","namespace":"https://www.redhat.com"},"references":[{"category":"self","summary":"Canonical URL","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-56370.json"}],"title":"Imagemagick: ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact","tracking":{"current_release_date":"2026-08-19T05:24:56+00:00","generator":{"date":"2026-08-19T05:24:56+00:00","engine":{"name":"Red Hat 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Hat"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"ImageMagick as a component of Red Hat Enterprise Linux 6","product_id":"red_hat_enterprise_linux_6:ImageMagick"},"product_reference":"ImageMagick","relates_to_product_reference":"red_hat_enterprise_linux_6"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-c++ as a component of Red Hat Enterprise Linux 6","product_id":"red_hat_enterprise_linux_6:ImageMagick-c++"},"product_reference":"ImageMagick-c++","relates_to_product_reference":"red_hat_enterprise_linux_6"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-c++-devel as a component of Red Hat Enterprise Linux 6","product_id":"red_hat_enterprise_linux_6:ImageMagick-c++-devel"},"product_reference":"ImageMagick-c++-devel","relates_to_product_reference":"red_hat_enterprise_linux_6"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-devel as a component of Red Hat Enterprise 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6","product_id":"red_hat_enterprise_linux_6:ImageMagick.src"},"product_reference":"ImageMagick.src","relates_to_product_reference":"red_hat_enterprise_linux_6"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick"},"product_reference":"ImageMagick","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-c++ as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick-c++"},"product_reference":"ImageMagick-c++","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-c++-devel as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick-c++-devel"},"product_reference":"ImageMagick-c++-devel","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-devel as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick-devel"},"product_reference":"ImageMagick-devel","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-doc as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick-doc"},"product_reference":"ImageMagick-doc","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick-perl as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick-perl"},"product_reference":"ImageMagick-perl","relates_to_product_reference":"red_hat_enterprise_linux_7"},{"category":"default_component_of","full_product_name":{"name":"ImageMagick.src as a component of Red Hat Enterprise Linux 7","product_id":"red_hat_enterprise_linux_7:ImageMagick.src"},"product_reference":"ImageMagick.src","relates_to_product_reference":"red_hat_enterprise_linux_7"}]},"vulnerabilities":[{"cve":"CVE-2026-56370","discovery_date":"2026-06-24T12:01:03.959841+00:00","ids":[{"system_name":"Red Hat Bugzilla ID","text":"2492143"}],"notes":[{"category":"description","text":"An out-of-bounds access vulnerability exists in ImageMagick's ConnectedComponentsImage() function. By passing malformed connected-components definitions through the CLI, an attacker can cause a denial of service or potentially execute arbitrary code.","title":"Vulnerability description"},{"category":"summary","text":"Imagemagick: ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact","title":"Vulnerability summary"},{"category":"other","text":"An out-of-bounds access flaw exists in ImageMagick when handling malformed connected-components artifacts. Exploitation requires local user interaction via the CLI and can result in a denial of service or arbitrary code execution.","title":"Statement"},{"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":{"known_affected":["red_hat_enterprise_linux_6:ImageMagick","red_hat_enterprise_linux_6:ImageMagick-c++","red_hat_enterprise_linux_6:ImageMagick-c++-devel","red_hat_enterprise_linux_6:ImageMagick-devel","red_hat_enterprise_linux_6:ImageMagick-doc","red_hat_enterprise_linux_6:ImageMagick-perl","red_hat_enterprise_linux_6:ImageMagick.src","red_hat_enterprise_linux_7:ImageMagick","red_hat_enterprise_linux_7:ImageMagick-c++","red_hat_enterprise_linux_7:ImageMagick-c++-devel","red_hat_enterprise_linux_7:ImageMagick-devel","red_hat_enterprise_linux_7:ImageMagick-doc","red_hat_enterprise_linux_7:ImageMagick-perl","red_hat_enterprise_linux_7:ImageMagick.src"]},"references":[{"category":"self","summary":"Canonical URL","url":"https://access.redhat.com/security/cve/CVE-2026-56370"},{"category":"external","summary":"RHBZ#2492143","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492143"},{"category":"external","summary":"https://www.cve.org/CVERecord?id=CVE-2026-56370","url":"https://www.cve.org/CVERecord?id=CVE-2026-56370"},{"category":"external","summary":"https://nvd.nist.gov/vuln/detail/CVE-2026-56370","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56370"},{"category":"external","summary":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pmpg-6pww-fg6q","url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pmpg-6pww-fg6q"},{"category":"external","summary":"https://www.vulncheck.com/advisories/imagemagick-out-of-bounds-access-in-connectedcomponentsimage-via-connected-components-artifact","url":"https://www.vulncheck.com/advisories/imagemagick-out-of-bounds-access-in-connectedcomponentsimage-via-connected-components-artifact"}],"release_date":"2026-06-24T11:53:21.113000+00:00","remediations":[{"category":"workaround","details":"Prevent the injection of malformed -connected-components flags by strictly sanitizing all user-supplied CLI input in backend applications. Additionally, if automated ImageMagick processing is not required, restrict execution permissions on the binaries to trusted administrative groups.","product_ids":["red_hat_enterprise_linux_6:ImageMagick","red_hat_enterprise_linux_6:ImageMagick-c++","red_hat_enterprise_linux_6:ImageMagick-c++-devel","red_hat_enterprise_linux_6:ImageMagick-devel","red_hat_enterprise_linux_6:ImageMagick-doc","red_hat_enterprise_linux_6:ImageMagick-perl","red_hat_enterprise_linux_6:ImageMagick.src","red_hat_enterprise_linux_7:ImageMagick","red_hat_enterprise_linux_7:ImageMagick-c++","red_hat_enterprise_linux_7:ImageMagick-c++-devel","red_hat_enterprise_linux_7:ImageMagick-devel","red_hat_enterprise_linux_7:ImageMagick-doc","red_hat_enterprise_linux_7:ImageMagick-perl","red_hat_enterprise_linux_7:ImageMagick.src"]},{"category":"no_fix_planned","details":"Out of support scope","product_ids":["red_hat_enterprise_linux_6:ImageMagick","red_hat_enterprise_linux_6:ImageMagick-c++","red_hat_enterprise_linux_6:ImageMagick-c++-devel","red_hat_enterprise_linux_6:ImageMagick-devel","red_hat_enterprise_linux_6:ImageMagick-doc","red_hat_enterprise_linux_6:ImageMagick-perl","red_hat_enterprise_linux_6:ImageMagick.src","red_hat_enterprise_linux_7:ImageMagick","red_hat_enterprise_linux_7:ImageMagick-c++","red_hat_enterprise_linux_7:ImageMagick-c++-devel","red_hat_enterprise_linux_7:ImageMagick-devel","red_hat_enterprise_linux_7:ImageMagick-doc","red_hat_enterprise_linux_7:ImageMagick-perl","red_hat_enterprise_linux_7:ImageMagick.src"]}],"scores":[{"cvss_v3":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":3.3,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","version":"3.1"},"products":["red_hat_enterprise_linux_6:ImageMagick","red_hat_enterprise_linux_6:ImageMagick-c++","red_hat_enterprise_linux_6:ImageMagick-c++-devel","red_hat_enterprise_linux_6:ImageMagick-devel","red_hat_enterprise_linux_6:ImageMagick-doc","red_hat_enterprise_linux_6:ImageMagick-perl","red_hat_enterprise_linux_6:ImageMagick.src","red_hat_enterprise_linux_7:ImageMagick","red_hat_enterprise_linux_7:ImageMagick-c++","red_hat_enterprise_linux_7:ImageMagick-c++-devel","red_hat_enterprise_linux_7:ImageMagick-devel","red_hat_enterprise_linux_7:ImageMagick-doc","red_hat_enterprise_linux_7:ImageMagick-perl","red_hat_enterprise_linux_7:ImageMagick.src"]}],"threats":[{"category":"impact","details":"Low","product_ids":["red_hat_enterprise_linux_6:ImageMagick","red_hat_enterprise_linux_6:ImageMagick-c++","red_hat_enterprise_linux_6:ImageMagick-c++-devel","red_hat_enterprise_linux_6:ImageMagick-devel","red_hat_enterprise_linux_6:ImageMagick-doc","red_hat_enterprise_linux_6:ImageMagick-perl","red_hat_enterprise_linux_6:ImageMagick.src","red_hat_enterprise_linux_7:ImageMagick","red_hat_enterprise_linux_7:ImageMagick-c++","red_hat_enterprise_linux_7:ImageMagick-c++-devel","red_hat_enterprise_linux_7:ImageMagick-devel","red_hat_enterprise_linux_7:ImageMagick-doc","red_hat_enterprise_linux_7:ImageMagick-perl","red_hat_enterprise_linux_7:ImageMagick.src"]}],"title":"Imagemagick: ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact"}]}