{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-70660", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-04T21:48:08.613Z", "datePublished": "2026-11-05T15:27:53.815Z", "dateUpdated": "2026-11-05T15:27:53.815Z"}, "containers": {"cna": {"title": "stable-diffusion.cpp: Out-of-bounds read in safetensors loader: unvalidated data_offsets allow a tensor's byte range to extend past the end of the file", "problemTypes": [{"descriptions": [{"cweId": "CWE-125", "lang": "en", "description": "CWE-125: Out-of-bounds Read", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/leejet/stable-diffusion.cpp/security/advisories/GHSA-v2m4-h57v-fr6w", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/leejet/stable-diffusion.cpp/security/advisories/GHSA-v2m4-h57v-fr6w"}, {"name": "https://github.com/leejet/stable-diffusion.cpp/pull/1754", "tags": ["x_refsource_MISC"], "url": "https://github.com/leejet/stable-diffusion.cpp/pull/1754"}, {"name": "https://github.com/leejet/stable-diffusion.cpp/commit/e22272ee631b742dab4440c18eb8fcafb0689402", "tags": ["x_refsource_MISC"], "url": "https://github.com/leejet/stable-diffusion.cpp/commit/e22272ee631b742dab4440c18eb8fcafb0689402"}, {"name": "https://github.com/leejet/stable-diffusion.cpp/releases/tag/master-764-e22272e", "tags": ["x_refsource_MISC"], "url": "https://github.com/leejet/stable-diffusion.cpp/releases/tag/master-764-e22272e"}], "affected": [{"vendor": "leejet", "product": "stable-diffusion.cpp", "versions": [{"version": "< master-764-e22272e", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-05T15:27:53.815Z"}, "descriptions": [{"lang": "en", "value": "stable-diffusion.cpp is a pure C/C++ library for running diffusion model (Stable Diffusion, Flux, Wan, Qwen Image, Z-Image, and more) inference. Prior to master-764-e22272e, the safetensors loader in src/model_io/safetensors_io.cpp trusts each tensor's data_offsets after checking only that nbytes equals end - begin. A crafted .safetensors file can declare a byte range beyond the file's data section, causing src/model_loader.cpp to consume an attacker-chosen length from an unchecked mapped-file offset. Loading the model can read adjacent process memory into tensor buffers or crash the process. This issue is fixed in master-764-e22272e."}], "source": {"advisory": "GHSA-v2m4-h57v-fr6w", "discovery": "UNKNOWN"}}}}

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{"affected": [{"affectedData": [{"product": "stable-diffusion.cpp", "vendor": "leejet", "versions": [{"status": "affected", "version": "< master-764-e22272e"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "stable-diffusion.cpp is a pure C/C++ library for running diffusion model (Stable Diffusion, Flux, Wan, Qwen Image, Z-Image, and more) inference. Prior to master-764-e22272e, the safetensors loader in src/model_io/safetensors_io.cpp trusts each tensor's data_offsets after checking only that nbytes equals end - begin. A crafted .safetensors file can declare a byte range beyond the file's data section, causing src/model_loader.cpp to consume an attacker-chosen length from an unchecked mapped-file offset. Loading the model can read adjacent process memory into tensor buffers or crash the process. This issue is fixed in master-764-e22272e."}], "id": "CVE-2026-70660", "lastModified": "2026-11-05T16:17:48.263", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "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:H/VI:N/VA:H/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": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-11-05T16:17:48.263", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/leejet/stable-diffusion.cpp/commit/e22272ee631b742dab4440c18eb8fcafb0689402"}, {"source": "security-advisories@github.com", "url": "https://github.com/leejet/stable-diffusion.cpp/pull/1754"}, {"source": "security-advisories@github.com", "url": "https://github.com/leejet/stable-diffusion.cpp/releases/tag/master-764-e22272e"}, {"source": "security-advisories@github.com", "url": "https://github.com/leejet/stable-diffusion.cpp/security/advisories/GHSA-v2m4-h57v-fr6w"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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