{"id":"PUB-A-263783137","details":"In encode of wlandata.cpp, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-263783137","CVE-2023-21157"],"modified":"2026-04-15T15:55:00.724021Z","published":"2023-06-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-06-01"}],"affected":[{"package":{"name":":unknown:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2023-06-05"}]}],"versions":["Pixel-family specific"],"ecosystem_specific":{"severity":"Moderate","types":["EoP"],"spl":"2023-06-05"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-263783137.json"}}],"schema_version":"1.7.5"}