Buffer overflow in Google Android
CVE-2021-25408
A possible buffer overflow vulnerability in NPU driver prior to SMR JUN-2021 Release 1 allows arbitrary memory write and code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.001 (2.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.3% 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 9.0, 10.0, 11.0
- Samsung Exynos 2100
- Samsung Exynos 980
- Samsung Exynos 9820
- Samsung Exynos 9830
- Samsung Mobile Devices — versions P(9.0), Q(10.0), R(11.0) devices with Exynos9820, 9830, 980, 2100 chipsets
Weakness classification (CWE)
References
- security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25408?
- CVE-2021-25408 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-11.
- How severe is CVE-2021-25408?
- High severity. CVSS v3 base score is 7.8 out of 10.