CVE-2026-0849

{"id": "CVE-2026-0849", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "vulnerabilities@zephyrproject.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.8, "attackVector": "PHYSICAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 0.4}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.8, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.9}]}, "published": "2026-03-16T14:18:07.270", "references": [{"url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-ff4p-3ggg-prp6", "tags": ["Exploit", "Patch", "Vendor Advisory"], "source": "vulnerabilities@zephyrproject.org"}, {"url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-ff4p-3ggg-prp6", "tags": ["Exploit", "Patch", "Vendor Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "vulnerabilities@zephyrproject.org", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "Malformed ATAES132A responses with an oversized length field overflow a 52-byte stack buffer in the Zephyr crypto driver, allowing a compromised device or bus attacker to corrupt kernel memory and potentially hijack execution."}, {"lang": "es", "value": "Respuestas ATAES132A malformadas con un campo de longitud sobredimensionado desbordan un b\u00fafer de pila de 52 bytes en el controlador criptogr\u00e1fico de Zephyr, permitiendo a un dispositivo comprometido o a un atacante del bus corromper la memoria del kernel y potencialmente secuestrar la ejecuci\u00f3n."}], "lastModified": "2026-04-02T14:26:59.037", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:zephyrproject:zephyr:4.3.0:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EA3FCE94-ECC0-421B-B359-8AC2F4FF9589"}, {"criteria": "cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A9F6045A-6985-43A5-A0C3-19CF4E3D0ACF"}, {"criteria": "cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F46D01CA-AD60-4A2F-91E0-44BDD4C6EDDA"}, {"criteria": "cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0A85B354-1551-4500-8775-CEFEE279579D"}], "operator": "OR"}]}], "sourceIdentifier": "vulnerabilities@zephyrproject.org"}