CVE-2026-56365

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Los atacantes pueden activar la condici\u00f3n de fallo del codificador para agotar los recursos de memoria y causar denegaci\u00f3n de servicio."}], "id": "CVE-2026-56365", "lastModified": "2026-10-29T21:17:24.750", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 3.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "disclosure@vulncheck.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-56365", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-01T13:16:02.735899Z", "version": "2.0.3"}}]}, "published": "2026-06-30T23:17:31.527", "references": [{"source": "disclosure@vulncheck.com", "tags": ["Vendor Advisory"], "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-x928-4434-crqj"}, {"source": "disclosure@vulncheck.com", "tags": ["Third Party Advisory"], "url": "https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-png-encoder-via-mng-image-writing"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{"bugzilla": {"description": "Magick.NET-Q16-AnyCPU: Magick.NET-Q16-HDRI-AnyCPU: Magick.NET-Q16-HDRI-OpenMP-arm64: Magick.NET-Q16-HDRI-arm64: Magick.NET-Q16-HDRI-x64: Magick.NET-Q16-HDRI-x86: Magick.NET-Q16-OpenMP-arm64: Magick.NET-Q16-OpenMP-x64: Magick.NET-Q16-arm64: Magick.NET-Q16-x64: Magick.NET-Q16-x86: Magick.NET-Q16-HDRI-OpenMP-x64: Magick.NET-Q8-AnyCPU: Magick.NET-Q8-OpenMP-arm64: Magick.NET-Q8-OpenMP-x64: Magick.NET-Q8-arm64: Magick.NET-Q8-x64: Magick.NET-Q8-x86: ImageMagick: Denial of Service due to memory leak in PNG encoder when processing MNG images", "id": "2495448", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2495448"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.7", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-401", "details": ["A flaw was found in ImageMagick. A remote attacker could exploit a memory leak vulnerability in the Portable Network Graphics (PNG) encoder when it fails to write Multiple-image Network Graphics (MNG) images. This flaw allows attackers to exhaust memory resources, leading to a denial of service (DoS) condition. This issue is categorized as a memory leak (CWE-401)."], "mitigation": {"lang": "en:us", "value": "To mitigate this use system controls (such as ulimit or container memory limits) to strictly cap the memory available to the ImageMagick process. This prevents a leak from crashing the wider system."}, "name": "CVE-2026-56365", "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": "2026-06-30T22:08:38Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-56365\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-56365\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-x928-4434-crqj\nhttps://www.vulncheck.com/advisories/imagemagick-memory-leak-in-png-encoder-via-mng-image-writing"], "statement": "This Low impact memory leak in ImageMagick's PNG encoder, when processing Multiple-image Network Graphics (MNG) images, could lead to a denial of service. While the flaw can exhaust system memory, it requires an application to process a specially crafted MNG image, limiting the attack surface in typical Red Hat deployments.", "threat_severity": "Low"}

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