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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "Exynos 1580 firmware", "vendor": "Samsung", "versions": [{"lessThanOrEqual": "2026-01-07", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in CustOS Driver in Samsung Mobile Processor Exynos 1580. Requesting oversized shared memory from the custos_iwc device enables out-of-bounds read and write, potentially leading to memory corruption or information leakage."}], "id": "CVE-2026-33957", "lastModified": "2026-09-14T02:17:14.390", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.1, "impactScore": 2.7, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2026-09-14T02:17:14.390", "references": [{"source": "cve@mitre.org", "url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/"}, {"source": "cve@mitre.org", "url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2026-33957/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "cve@mitre.org", "type": "Primary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2026-01-07]"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Exynos 1580 firmware", "source": "cna", "vendor": "Samsung"}, "product": "exynos_1580_firmware", "vendor": "samsung"}], "created": "2026-09-14T02:30:04.915187+00:00", "updated": "2026-09-14T02:30:04.915216+00:00", "vendors": ["samsung", "samsung$PRODUCT$exynos_1580_firmware"]}