CVE-2021-0396

high-risk
Published 2021-03-10

In Builtins::Generate_ArgumentsAdaptorTrampoline of builtins-arm.cc and related files, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution in an unprivileged process with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-160610106

Do I need to act?

~
6.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Google

References (2)

Vendor Advisory https://source.android.com/security/bulletin/2021-03-01
Vendor Advisory https://source.android.com/security/bulletin/2021-03-01
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 9/34 · Low
Exposure 10/34 · Low