In multiple functions of ffa.c, there is a possible memory corruption 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.
https://source.android.com/docs/security/bulletin/2026/2026-03-01
https://www.helpnetsecurity.com/2026/03/03/android-march-2026-security-patch-cve-2026-21385/
https://thehackernews.com/2026/03/google-confirms-cve-2026-21385-in.html
https://securityaffairs.com/188823/security/android-devices-hit-by-exploited-qualcomm-flaw-cve-2026-21385.html
https://android.googlesource.com/kernel/common/+/6c400c2e2e46f3a1117ce5da316ecdc1dbb1a031
Source: Mitre, NVD
Published: 2026-03-02
Updated: 2026-03-06
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 8.4
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.00006