CVE-2026-46521

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{"bugzilla": {"description": "ImageMagick: ImageMagick: Denial of Service via out-of-bounds write in LZMA MIFF encoder", "id": "2487766", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2487766"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["A flaw was found in ImageMagick. When processing an image with LZMA compression in the MIFF encoder, a missing check can lead to an out-of-bounds write. This vulnerability could allow an attacker to cause a denial of service (DoS) by providing a specially crafted image file, leading to application instability or crashes."], "name": "CVE-2026-46521", "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": "2026-06-10T21:40:44Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46521\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46521\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jcqp-6r6f-3mfx"], "statement": "This Moderate impact flaw in ImageMagick allows an out-of-bounds write when processing specially crafted image files using LZMA compression within the MIFF encoder. While requiring user interaction to process a malicious image, this vulnerability could lead to a denial of service, causing application instability or crashes in Red Hat products that utilize ImageMagick for image manipulation.", "threat_severity": "Moderate"}

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