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HIGH SEVERITY
CVE-2025-21042 Samsung · Mobile Devices

Samsung Mobile Devices Out-of-Bounds Write Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH
8.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

3.25 %
Predictive Probability
Percentile Rank
86.8 th

Documented as more likely to be exploited than 86.8% of known CVEs.

Detection Date

Nov 10, 2025

Remediation Due

Dec 01, 2025

CISA Catalog Active

Threat Analysis

Samsung mobile devices contain an out-of-bounds write vulnerability in libimagecodec.quram.so. This vulnerability could allow remote attackers to execute arbitrary code.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence