{"id":"PUB-A-251427561","details":"In btm_acl_process_sca_cmpl_pkt of btm_acl.cc, there is a possible out of bounds read due to an incorrect bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-251427561","CVE-2023-21197"],"modified":"2026-09-21T16:00:45.521740994Z","published":"2023-06-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-06-01"}],"affected":[{"package":{"name":"platform/packages/modules/Bluetooth","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13-next:0"},{"fixed":"13-next:2023-06-01"}]}],"versions":["13-next"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a"],"severity":"Moderate","spl":"2023-06-01","types":["ID"],"vanir_signatures":[{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a","target":{"file":"system/stack/acl/btm_acl.cc"},"deprecated":false,"digest":{"line_hashes":["81257196526678989726396645813638291950","71742954271496379196641737395202578278","274413850910844254790803102295370981272"],"threshold":0.9},"id":"PUB-A-251427561-a1729a54","signature_type":"Line"},{"source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a","target":{"file":"system/stack/acl/btm_acl.cc","function":"btm_acl_process_sca_cmpl_pkt"},"deprecated":false,"digest":{"function_hash":"228729823883497116222531814507499603851","length":480},"id":"PUB-A-251427561-b08f721f","signature_type":"Function","signature_version":"v1"}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-251427561.json"}},{"package":{"name":"platform/packages/modules/Bluetooth","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-06-01"}]}],"versions":["13"],"ecosystem_specific":{"types":["ID"],"vanir_signatures":[{"source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a","target":{"file":"system/stack/acl/btm_acl.cc"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["81257196526678989726396645813638291950","71742954271496379196641737395202578278","274413850910844254790803102295370981272"]},"id":"PUB-A-251427561-421f7eac","signature_type":"Line","signature_version":"v1"},{"signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a","target":{"function":"btm_acl_process_sca_cmpl_pkt","file":"system/stack/acl/btm_acl.cc"},"deprecated":false,"digest":{"function_hash":"228729823883497116222531814507499603851","length":480},"id":"PUB-A-251427561-d2d2c85c","signature_type":"Function"}],"fixes":["https://android.googlesource.com/platform/packages/modules/Bluetooth/+/4b008a2ac04e6806717e4c8fb2330b3c4a3e847a"],"severity":"Moderate","spl":"2023-06-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-251427561.json"}}],"schema_version":"1.9.0"}