RCE in Google Android
CVE-2021-25416
Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to create executable kernel page outside code area.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.001 (1.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Google Android — versions 10.0, 11.0
- Samsung Exynos 9610
- Samsung Exynos 9810
- Samsung Exynos 9820
- Samsung Exynos 9830
- Samsung Mobile Devices — versions Q(10.0), R(11.0) devices with Exynos9610, 9810, 9820, 9830
Weakness classification (CWE)
References
- security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25416?
- CVE-2021-25416 is a medium-severity vulnerability in Google Android, classified under Code Injection. CVSS score: 6.5/10. Published 2021-06-11.
- How severe is CVE-2021-25416?
- Medium severity. CVSS v3 base score is 6.5 out of 10.