Zero-day vulnerability in Google Android

Use-after-free
CVE-2021-1905

Vulnerability details

Advisory: SB2021052006 - Multiple vulnerabilities in Google Android

Vulnerable component: Google Android

CVE-ID: CVE-2021-1905

CVSSv3 score: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-416 - Use After Free

Description:

The vulnerability allows a local user to escalate privileges on the system

The vulnerability exists due to a use-after-free error in Graphics component when handling memory mapping of multiple processes simultaneously. A local user can escalate privileges on the system.

Note, the vulnerability is being used in limited targeted attacks.

External links:

https://source.android.com/security/bulletin/2021-05-01