Buffer overflow in Samsung Android
CVE-2025-20888
Out-of-bounds write in handling the block size for smp4vtd in libsthmbc.so prior to SMR Jan-2025 Release 1 allows local attackers to execute arbitrary code with privilege. User interaction is required for triggering this vulnerability.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (3.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Samsung Android — versions 12.0, 13.0, 14.0
- Samsung Mobile Devices — versions SMR Jan-2025 Release in Android 12, 13, 14
Weakness classification (CWE)
References
- security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20888?
- CVE-2025-20888 is a high-severity vulnerability in Samsung Android, classified under Out-of-bounds Write. CVSS score: 7.0/10. Published 2025-02-04.
- How severe is CVE-2025-20888?
- High severity. CVSS v3 base score is 7.0 out of 10.