{"id":"CVE-2022-20421","state":"PUBLISHED","title":"In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execu","description":"In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. 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-239630375References: Upstream kernel","publishedAt":"2022-10-11T00:00:00.000Z","updatedAt":"2026-10-14T14:53:09.981Z","severity":null,"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/2022-10-01","https://www.debian.org/security/2022/dsa-5257","https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html","https://cert-portal.siemens.com/productcert/html/ssa-831302.html","https://cert-portal.siemens.com/productcert/html/ssa-794697.html","https://cert-portal.siemens.com/productcert/html/ssa-770721.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:49:32.184Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/20xxx/CVE-2022-20421.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-20421","state":"PUBLISHED","datePublished":"2022-10-11T00:00:00.000Z","dateUpdated":"2026-10-14T14:53:09.981Z","assignerShortName":"google_android","assignerOrgId":"baff130e-b8d5-4e15-b3d3-c3cf5d5545c6","dateReserved":"2021-10-14T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. 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-239630375References: Upstream kernel"}],"affected":[{"vendor":"n/a","product":"Android","versions":[{"version":"Android kernel","status":"affected"}]}],"references":[{"url":"https://source.android.com/security/bulletin/2022-10-01"},{"url":"https://www.debian.org/security/2022/dsa-5257","name":"DSA-5257","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html","name":"[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update","tags":["mailing-list"]}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Elevation of privilege"}]}],"providerMetadata":{"shortName":"google_android","orgId":"baff130e-b8d5-4e15-b3d3-c3cf5d5545c6","dateUpdated":"2022-11-01T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://source.android.com/security/bulletin/2022-10-01","tags":["x_transferred"]},{"url":"https://www.debian.org/security/2022/dsa-5257","name":"DSA-5257","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html","name":"[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T02:10:44.836Z"}},{"affected":[{"vendor":"Siemens","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V1.1","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-831302.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-770721.html"}],"providerMetadata":{"shortName":"siemens-SADP","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","dateUpdated":"2026-10-14T14:53:09.981Z"},"x_adpType":"supplier"}]}}}