CVE-2026-56370

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{"bugzilla": {"description": "Imagemagick: ImageMagick - Out-of-bounds Access in ConnectedComponentsImage via connected-components Artifact", "id": "2492143", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2492143"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "status": "draft"}, "details": ["ImageMagick before 7.1.2-19 contains an out-of-bounds access vulnerability in ConnectedComponentsImage() when processing connected-components artifacts with invalid indices. Attackers can trigger access violations by specifying malformed connected-components definitions via CLI, causing denial of service or potential code execution.", "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."], "mitigation": {"lang": "en:us", "value": "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."}, "name": "CVE-2026-56370", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2026-06-24T11:53:21Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-56370\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-56370\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pmpg-6pww-fg6q\nhttps://www.vulncheck.com/advisories/imagemagick-out-of-bounds-access-in-connectedcomponentsimage-via-connected-components-artifact"], "statement": "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.", "threat_severity": "Low"}

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