{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-2163", "assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778", "state": "PUBLISHED", "assignerShortName": "Google", "dateReserved": "2023-04-18T18:22:35.441Z", "datePublished": "2023-09-20T05:02:38.155Z", "dateUpdated": "2024-05-21T03:43:35.053Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Linux Kernel", "vendor": "Linux", "versions": [{"lessThan": "5.4", "status": "unaffected", "version": "0", "versionType": "custom"}, {"lessThan": "71b547f561247897a0a14f3082730156c0533fed", "status": "affected", "version": "0", "versionType": "git"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(255, 255, 255);\">Incorrect verifier pruning&nbsp;</span>in BPF in Linux Kernel&nbsp;&gt;=5.4&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">leads to unsafe</span><br><span style=\"background-color: rgb(255, 255, 255);\">code paths being incorrectly marked as safe, resulting in</span>&nbsp;arbitrary read/write in<br>kernel memory, lateral privilege escalation, and container escape.<br>"}], "value": "Incorrect verifier pruning\u00a0in BPF in Linux Kernel\u00a0>=5.4\u00a0leads to unsafe\ncode paths being incorrectly marked as safe, resulting in\u00a0arbitrary read/write in\nkernel memory, lateral privilege escalation, and container escape."}], "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-682", "description": "CWE-682 Incorrect Calculation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "14ed7db2-1595-443d-9d34-6215bf890778", "shortName": "Google", "dateUpdated": "2024-05-21T03:43:35.053Z"}, "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b547f561247897a0a14f3082730156c0533fed"}], "source": {"discovery": "UNKNOWN"}, "title": "Incorrect Verifier Branch Pruning Logic Leads To Arbitrary Read/Write In Linux Kernel and Lateral Privilege Escalation", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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