{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-0849", "assignerOrgId": "e2e69745-5e70-4e92-8431-deb5529a81ad", "state": "PUBLISHED", "assignerShortName": "zephyr", "dateReserved": "2026-01-11T06:32:24.529Z", "datePublished": "2026-03-14T21:05:36.954Z", "dateUpdated": "2026-03-14T21:05:36.954Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "Zephyr", "product": "Zephyr", "repo": "https://github.com/zephyrproject-rtos/zephyr", "vendor": "zephyrproject-rtos", "versions": [{"lessThanOrEqual": "4.3", "status": "affected", "version": "*", "versionType": "git"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "crypto: ATAES132A response length allows stack buffer overflow"}], "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."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "PHYSICAL", "availabilityImpact": "LOW", "baseScore": 3.8, "baseSeverity": "LOW", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-120", "description": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "e2e69745-5e70-4e92-8431-deb5529a81ad", "shortName": "zephyr", "dateUpdated": "2026-03-14T21:05:36.954Z"}, "references": [{"url": "https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-ff4p-3ggg-prp6"}], "source": {"discovery": "UNKNOWN"}, "title": "crypto: ATAES132A response length allows stack buffer overflow", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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