Zero-day vulnerability in Google Android

Detection of Error Condition Without Action
CVE-2021-1906

Vulnerability details

Advisory: SB2021052006 - Multiple vulnerabilities in Google Android

Vulnerable component: Google Android

CVE-ID: CVE-2021-1906

CVSSv3 score: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:H/RL:O/RC:C

CWE-ID: -

Description:

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper error handling within the Graphics component. A local user can trigger a new GPU address allocation failure and perform a denial of service attack.

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

External links:

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

About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.