{"id":"PUB-A-226234140","details":"In Confirmation of keystore_cli_v2.cpp, there is a possible way to corrupt memory due to a double free. This could lead to local escalation of privilege in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-226234140","CVE-2023-21030"],"modified":"2026-06-01T15:55:42.428303297Z","published":"2023-03-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-03-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/system/security/+/9afe88283d069f99350af8ab87205318bf664005"}],"affected":[{"package":{"name":"platform/system/security","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-03-01"}]}],"versions":["13"],"ecosystem_specific":{"spl":"2023-03-01","types":["EoP"],"severity":"Moderate","fixes":["https://android.googlesource.com/platform/system/security/+/9afe88283d069f99350af8ab87205318bf664005"],"vanir_signatures":[{"source":"https://android.googlesource.com/platform/system/security/+/9afe88283d069f99350af8ab87205318bf664005","match_only_versions":["13"],"id":"PUB-A-226234140-29f9b0df","signature_version":"v1","target":{"file":"keystore/keystore_cli_v2.cpp","function":"Confirmation"},"digest":{"length":2697,"function_hash":"37917833963940139365718155000060259289"},"signature_type":"Function","deprecated":false},{"source":"https://android.googlesource.com/platform/system/security/+/9afe88283d069f99350af8ab87205318bf664005","match_only_versions":["13"],"id":"PUB-A-226234140-8665f975","signature_version":"v1","digest":{"line_hashes":["162677320058805501051862405501324683794","156446221205746461007732650618698268202","58842732572154702818738091576092075492","253168222442398203518095834239243687347"],"threshold":0.9},"target":{"file":"keystore/keystore_cli_v2.cpp"},"signature_type":"Line","deprecated":false}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-226234140.json"}}],"schema_version":"1.7.5"}