{"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":"2025-02-27T20:49:30.067Z"},"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 in BPF in Linux Kernel >=5.4 leads to unsafe\ncode paths being incorrectly marked as safe, resulting in arbitrary 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"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-09T19:05:37.091Z"},"references":[{"tags":["technical-description"],"url":"https://bughunters.google.com/blog/6303226026131456/a-deep-dive-into-cve-2023-2163-how-we-found-and-fixed-an-ebpf-linux-kernel-vulnerability"},{"tags":["x_transferred"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b547f561247897a0a14f3082730156c0533fed"}],"title":"CVE Program Container","x_generator":{"engine":"ADPogram 0.0.1"}},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-26T21:50:53.136131Z","id":"CVE-2023-2163","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-27T20:49:30.067Z"}}]}}