{"id":"PUB-A-518812971","details":"In aes256_cmac_sw of aes.rs, there is a possible way to forge message authentication codes over multi-block messages due to improperly used crypto. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-518812971","CVE-2026-56898"],"modified":"2026-11-02T17:11:20.240994390Z","published":"2026-11-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2026-11-01"}],"affected":[{"package":{"name":":unknown:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2026-11-05"}]}],"versions":["Pixel-family specific"],"ecosystem_specific":{"severity":"Critical","spl":"2026-11-05","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-518812971.json"}}],"schema_version":"1.9.2"}