CVE-2026-21067: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
CVE-2026-21067 is a medium severity vulnerability in Samsung Mobile Devices caused by improper input validation in the libsmsd.so component. This flaw allows local attackers to write out-of-bounds memory, potentially leading to memory corruption. The issue affects versions prior to the SMR Aug-2026 Release 1. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild.
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. The flaw permits local attackers to perform out-of-bounds memory writes, which can cause memory corruption. The CVSS 4.0 base score is 5.1, indicating a medium severity level. The vulnerability requires local access and low privileges to exploit, with no user interaction needed. No official remediation or patch information is currently available.
Potential Impact
Successful exploitation allows a local attacker to write out-of-bounds memory, which may lead to memory corruption and potentially affect the stability or security of the device. The impact is limited by the requirement for local access and low privileges.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been announced at this time.
CVE-2026-21067: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
Description
CVE-2026-21067 is a medium severity vulnerability in Samsung Mobile Devices caused by improper input validation in the libsmsd.so component. This flaw allows local attackers to write out-of-bounds memory, potentially leading to memory corruption. The issue affects versions prior to the SMR Aug-2026 Release 1. No official patch or remediation guidance has been provided yet, and there are no known exploits in the wild.
CVSS v4.0
Score 5.1medium
Affected software
Samsung Mobile
Samsung Mobile Devices
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. The flaw permits local attackers to perform out-of-bounds memory writes, which can cause memory corruption. The CVSS 4.0 base score is 5.1, indicating a medium severity level. The vulnerability requires local access and low privileges to exploit, with no user interaction needed. No official remediation or patch information is currently available.
Potential Impact
Successful exploitation allows a local attacker to write out-of-bounds memory, which may lead to memory corruption and potentially affect the stability or security of the device. The impact is limited by the requirement for local access and low privileges.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been announced at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.823Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a798b48bf8831d53957fd45
Added to database: 08/10/2026, 08:26:48 UTC
Last enriched: 08/17/2026, 15:42:10 UTC
Last updated: 09/25/2026, 01:47:41 UTC
Views: 49
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