{"id":"CVE-2023-21102","details":"In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-260821414References: Upstream kernel","aliases":["A-260821414","ASB-A-260821414"],"modified":"2026-04-10T04:54:57.950996Z","published":"2023-05-15T22:15:11Z","related":["ALSA-2023:5069","ALSA-2023:5091","SUSE-SU-2023:2646-1","SUSE-SU-2023:2782-1","SUSE-SU-2023:2809-1","SUSE-SU-2023:2820-1","SUSE-SU-2023:2831-1","SUSE-SU-2023:2871-1"],"references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-05-01"},{"type":"EVIDENCE","url":"https://source.android.com/security/bulletin/2023-05-01"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}