Samsung libsmsd.so OOB Write via Improper Input Validation
CVE-2026-21067 Published on August 10, 2026
Improper input validation in libsmsd.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.
Vulnerability Analysis
CVE-2026-21067 can be exploited with local system access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Products Associated with CVE-2026-21067
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Affected Versions
Samsung Mobile Devices:- Version SMR Aug-2026 Release in Android 14, 15, 16 and below * is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.