CVE-2026-56375

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-56375", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-06-21T02:05:21.920Z", "datePublished": "2026-07-15T11:25:30.028Z", "dateUpdated": "2026-07-15T12:21:07.011Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-15T11:25:30.028Z"}, "datePublic": "2026-03-24T00:00:00.000Z", "title": "ImageMagick - Memory Leak in ASHLAR Coder Action Failure", "descriptions": [{"lang": "en", "value": "ImageMagick through 7.1.2-18 contains a memory leak vulnerability in the ASHLAR coder when an action fails. Attackers can trigger failed actions to exhaust memory resources and cause denial of service."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Missing Release of Memory after Effective Lifetime", "cweId": "CWE-401", "type": "CWE"}]}], "affected": [{"vendor": "ImageMagick", "product": "ImageMagick", "defaultStatus": "unaffected", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThanOrEqual": "7.1.2-18"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*", "versionEndIncluding": "7.1.2-18"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW"}}], "references": [{"url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6p22-q7w5-33pg", "name": "GitHub Security Advisory (GHSA-6p22-q7w5-33pg)", "tags": ["vendor-advisory"]}, {"name": "VulnCheck Advisory: ImageMagick - Memory Leak in ASHLAR Coder Action Failure", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-ashlar-coder-action-failure"}], "credits": [{"lang": "en", "value": "unbengable12", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-15T12:20:47.791156Z", "id": "CVE-2026-56375", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-15T12:21:07.011Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-56375", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-15T12:20:47.791156Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-15T12:21:01.137Z"}}], "cna": {"title": "ImageMagick - Memory Leak in ASHLAR Coder Action Failure", "credits": [{"lang": "en", "type": "reporter", "value": "unbengable12"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 4.8, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE"}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "ImageMagick", "product": "ImageMagick", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "7.1.2-18"}], "defaultStatus": "unaffected"}], "datePublic": "2026-03-24T00:00:00.000Z", "references": [{"url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6p22-q7w5-33pg", "name": "GitHub Security Advisory (GHSA-6p22-q7w5-33pg)", "tags": ["vendor-advisory"]}, {"url": "https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-ashlar-coder-action-failure", "name": "VulnCheck Advisory: ImageMagick - Memory Leak in ASHLAR Coder Action Failure", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck-endgame"}, "descriptions": [{"lang": "en", "value": "ImageMagick through 7.1.2-18 contains a memory leak vulnerability in the ASHLAR coder when an action fails. Attackers can trigger failed actions to exhaust memory resources and cause denial of service."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-401", "description": "Missing Release of Memory after Effective Lifetime"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndIncluding": "7.1.2-18"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-15T11:25:30.028Z"}}}, "cveMetadata": {"cveId": "CVE-2026-56375", "state": "PUBLISHED", "dateUpdated": "2026-07-15T12:21:07.011Z", "dateReserved": "2026-06-21T02:05:21.920Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-07-15T11:25:30.028Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "ImageMagick", "vendor": "ImageMagick", "versions": [{"lessThanOrEqual": "7.1.2-18", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ImageMagick through 7.1.2-18 contains a memory leak vulnerability in the ASHLAR coder when an action fails. Attackers can trigger failed actions to exhaust memory resources and cause denial of service."}, {"lang": "es", "value": "ImageMagick hasta la versi\u00f3n 7.1.2-18 contiene una vulnerabilidad de fuga de memoria en el codificador ASHLAR cuando una acci\u00f3n falla. Los atacantes pueden desencadenar acciones fallidas para agotar los recursos de memoria y causar denegaci\u00f3n de servicio."}], "id": "CVE-2026-56375", "lastModified": "2026-10-25T15:10:00.147", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "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": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/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-2026-56375", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-15T12:20:47.791156Z", "version": "2.0.3"}}]}, "published": "2026-07-15T12:18:02.727", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6p22-q7w5-33pg"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-ashlar-coder-action-failure"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "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-OpenMP-x86: Magick.NET-Q16-arm64: Magick.NET-Q16-x64: Magick.NET-Q16-x86: 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 ASHLAR coder", "id": "2500890", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2500890"}, "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"}, "cwe": "CWE-770", "details": ["A flaw was found in ImageMagick. This vulnerability, a memory leak in the ASHLAR coder, occurs when an image processing action fails. An attacker can exploit this by triggering failed actions, leading to the exhaustion of memory resources. This can result in a denial of service (DoS), making the affected system or application unavailable to legitimate users."], "mitigation": {"lang": "en:us", "value": "Do not process untrusted image files with ImageMagick. The ASHLAR coder can be disabled in ImageMagick's policy.xml if not needed: `<policy domain=\"coder\" rights=\"none\" pattern=\"ASHLAR\"/>`. Upgrade to ImageMagick 7.1.2-26 or 6.9.13-51 mitigates the issue."}, "name": "CVE-2026-56375", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "impact": "low", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "impact": "low", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2026-07-15T11:25:30Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-56375\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-56375\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6p22-q7w5-33pg\nhttps://www.vulncheck.com/advisories/imagemagick-memory-leak-in-ashlar-coder-action-failure"], "statement": "Red Hat Enterprise Linux ships ImageMagick in RHEL 6 ELS and RHEL 7 ELS. This flaw has been rated as having a Low security impact and is not currently planned to be addressed in future updates of those products. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.", "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.1.2-18]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ImageMagick", "source": "cna", "vendor": "ImageMagick"}, "product": "imagemagick", "vendor": "imagemagick"}], "created": "2026-07-15T22:45:04.769456+00:00", "updated": "2026-07-31T04:15:04.436960+00:00", "vendors": ["imagemagick", "imagemagick$PRODUCT$imagemagick"]}