CVE-2026-21049: CWE-787: Out-of-bounds Write in Samsung Mobile Samsung Mobile Devices
CVE-2026-21049 is a high-severity out-of-bounds write vulnerability in the libpadm.so library affecting Samsung Mobile Devices prior to the SMR Jul-2026 Release 1. This flaw allows local attackers with low privileges to execute arbitrary code on the device without user interaction. The vulnerability has a CVSS 4.0 base score of 8.4, indicating significant impact if exploited. No official patch or remediation guidance has been provided yet. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21049) involves an out-of-bounds write in the libpadm.so library component of Samsung Mobile Devices. It affects versions prior to the SMR Jul-2026 Release 1. The flaw allows local attackers with low privileges to execute arbitrary code, potentially compromising device integrity. The CVSS 4.0 vector indicates low attack complexity and no user interaction required, with high impact on confidentiality and integrity. No official remediation level or patch information is currently available, and no known exploits have been reported.
Potential Impact
Successful exploitation enables local attackers with low privileges to execute arbitrary code on affected Samsung Mobile Devices, potentially leading to full system compromise. The vulnerability impacts confidentiality and integrity with high severity. There is no indication of remote exploitation or requirement for user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users and administrators should monitor Samsung Mobile advisories for updates. Until a patch is available, restricting local access to trusted users only may reduce risk.
CVE-2026-21049: CWE-787: Out-of-bounds Write in Samsung Mobile Samsung Mobile Devices
Description
CVE-2026-21049 is a high-severity out-of-bounds write vulnerability in the libpadm.so library affecting Samsung Mobile Devices prior to the SMR Jul-2026 Release 1. This flaw allows local attackers with low privileges to execute arbitrary code on the device without user interaction. The vulnerability has a CVSS 4.0 base score of 8.4, indicating significant impact if exploited. No official patch or remediation guidance has been provided yet. There are no known exploits in the wild at this time.
CVSS v4.0
Score 8.4high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21049) involves an out-of-bounds write in the libpadm.so library component of Samsung Mobile Devices. It affects versions prior to the SMR Jul-2026 Release 1. The flaw allows local attackers with low privileges to execute arbitrary code, potentially compromising device integrity. The CVSS 4.0 vector indicates low attack complexity and no user interaction required, with high impact on confidentiality and integrity. No official remediation level or patch information is currently available, and no known exploits have been reported.
Potential Impact
Successful exploitation enables local attackers with low privileges to execute arbitrary code on affected Samsung Mobile Devices, potentially leading to full system compromise. The vulnerability impacts confidentiality and integrity with high severity. There is no indication of remote exploitation or requirement for user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users and administrators should monitor Samsung Mobile advisories for updates. Until a patch is available, restricting local access to trusted users only may reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.817Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a50809768715ace4306378e
Added to database: 07/10/2026, 05:18:15 UTC
Last enriched: 07/10/2026, 05:32:27 UTC
Last updated: 07/10/2026, 05:32:27 UTC
Views: 3
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