{"id":"ASB-A-273260090","details":"In onNullBinding of CallRedirectionProcessor.java, there is a possible long lived connection due to improper input validation. This could lead to local escalation of privilege and background activity launches with User execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-273260090","CVE-2023-21138"],"modified":"2026-05-26T15:46:26.044149249Z","published":"2023-06-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-06-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/services/Telecomm/+/33368bad6f837f1084da8e71917653817e714b1d"}],"affected":[{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13-next:0"},{"fixed":"13-next:2023-06-01"}]}],"versions":["13-next"],"ecosystem_specific":{"types":["EoP"],"fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/f1c110b91cce8b13e7355edd42a980f89a32747f"],"severity":"High","spl":"2023-06-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-273260090.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2023-06-01"}]}],"versions":["11"],"ecosystem_specific":{"types":["EoP"],"spl":"2023-06-01","severity":"High","fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/c3580d96071a7232ce11ad83848d6394b93121d8"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-273260090.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-06-01"}]}],"versions":["12"],"ecosystem_specific":{"types":["EoP"],"spl":"2023-06-01","severity":"High","fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/c3580d96071a7232ce11ad83848d6394b93121d8"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-273260090.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-06-01"}]}],"versions":["12L"],"ecosystem_specific":{"types":["EoP"],"fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/c3580d96071a7232ce11ad83848d6394b93121d8"],"severity":"High","spl":"2023-06-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-273260090.json"}},{"package":{"name":"platform/packages/services/Telecomm","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-06-01"}]}],"versions":["13"],"ecosystem_specific":{"types":["EoP"],"fixes":["https://android.googlesource.com/platform/packages/services/Telecomm/+/9b753a1d0d1e563b3363ecd49f7f9d0100200cab"],"severity":"High","spl":"2023-06-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-273260090.json"}}],"schema_version":"1.7.5"}