CVE-2026-21067: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
Improper input validation in libsmsd.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.
AI Analysis
Technical Summary
This vulnerability involves improper input validation in the libsmsd.so library of Samsung Mobile Devices before the SMR Aug-2026 Release 1. Local attackers can exploit this flaw to write out-of-bounds memory, which may cause memory corruption or instability. The CVSS 4.0 base score is 5.1, indicating medium severity. No patch or official remediation level has been disclosed by the vendor at this time.
Potential Impact
Local attackers can write out-of-bounds memory due to improper input validation, which may lead to memory corruption or other unintended behavior on affected Samsung Mobile Devices. The impact is limited by the requirement for local access and the medium severity rating.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to affected devices to reduce risk.
CVE-2026-21067: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
Description
Improper input validation in libsmsd.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.
CVSS v4.0
Score 5.1medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper input validation in the libsmsd.so library of Samsung Mobile Devices before the SMR Aug-2026 Release 1. Local attackers can exploit this flaw to write out-of-bounds memory, which may cause memory corruption or instability. The CVSS 4.0 base score is 5.1, indicating medium severity. No patch or official remediation level has been disclosed by the vendor at this time.
Potential Impact
Local attackers can write out-of-bounds memory due to improper input validation, which may lead to memory corruption or other unintended behavior on affected Samsung Mobile Devices. The impact is limited by the requirement for local access and the medium severity rating.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit local access to affected devices to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.823Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a798b48bf8831d53957fd45
Added to database: 08/10/2026, 08:26:48 UTC
Last enriched: 08/10/2026, 09:01:49 UTC
Last updated: 08/11/2026, 02:40:59 UTC
Views: 7
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