{"id":"CVE-2023-20938","state":"PUBLISHED","title":"In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. This could lead to local escalation of privilege with no addi","description":"In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-257685302References: Upstream kernel","publishedAt":"2023-02-28T00:00:00.000Z","updatedAt":"2024-08-02T09:21:33.455Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"google_android","products":["n/a Android"],"affected":[{"vendor":"n/a","product":"Android","versions":[{"version":"Android kernel","status":"affected"}]}],"references":["https://source.android.com/security/bulletin/2023-02-01"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T20:05:36.141Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/20xxx/CVE-2023-20938.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-20938","state":"PUBLISHED","datePublished":"2023-02-28T00:00:00.000Z","dateUpdated":"2024-08-02T09:21:33.455Z","assignerShortName":"google_android","assignerOrgId":"baff130e-b8d5-4e15-b3d3-c3cf5d5545c6","dateReserved":"2022-11-03T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-257685302References: Upstream kernel"}],"affected":[{"vendor":"n/a","product":"Android","versions":[{"version":"Android kernel","status":"affected"}]}],"references":[{"url":"https://source.android.com/security/bulletin/2023-02-01"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Elevation of privilege"}]}],"providerMetadata":{"shortName":"google_android","orgId":"baff130e-b8d5-4e15-b3d3-c3cf5d5545c6","dateUpdated":"2023-02-28T00:00:00.000Z"}},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"google","product":"android","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"2023-02-01","versionType":"custom"}],"cpes":["cpe:2.3:o:google:android:-:*:*:*:*:*:*:*"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"HIGH","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-06-15T03:55:27.346259Z","id":"CVE-2023-20938","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","type":"CWE","lang":"en","description":"CWE-416 Use After Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-17T13:02:19.825Z"}},{"title":"CVE Program Container","references":[{"url":"https://source.android.com/security/bulletin/2023-02-01","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T09:21:33.455Z"}}]}}}