CVE-2025-21034 Details
Description
Out-of-bounds write in libsavsvc.so prior to SMR Sep-2025 Release 1 allows local attackers to potentially execute arbitrary code.
A vulnerability allowing out-of-bounds write has been identified in the Samsung Mobile library libsavsvc.so, affecting several different versions prior to the September 2025 Security Maintenance Release. This vulnerability allows local attackers to potentially execute arbitrary code.
Users can apply the September 2025 Security Maintenance Release, which includes a patch for this vulnerability, by updating their devices.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 3, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=09 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| samsung android | 13.0 - 13.0 smr-apr-2022-r1 13.0 smr-apr-2023-r1 13.0 smr-apr-2024-r1 13.0 smr-apr-2025-r1 13.0 smr-aug-2022-r1 13.0 smr-aug-2023-r1 13.0 smr-aug-2024-r1 13.0 smr-aug-2025-r1 13.0 smr-dec-2021-r1 13.0 smr-dec-2022-r1 13.0 smr-dec-2023-r1 13.0 smr-dec-2024-r1 13.0 smr-feb-2022-r1 13.0 smr-feb-2023-r1 13.0 smr-feb-2024-r1 13.0 smr-feb-2025-r1 13.0 smr-jan-2022-r1 13.0 smr-jan-2023-r1 13.0 smr-jan-2024-r1 13.0 smr-jan-2025-r1 13.0 smr-jul-2022-r1 13.0 smr-jul-2023-r1 13.0 smr-jul-2024-r1 13.0 smr-jul-2025-r1 13.0 smr-jun-2022-r1 13.0 smr-jun-2023-r1 13.0 smr-jun-2024-r1 13.0 smr-jun-2025-r1 13.0 smr-mar-2022-r1 13.0 smr-mar-2023-r1 13.0 smr-mar-2024-r1 13.0 smr-mar-2025-r1 13.0 smr-may-2022-r1 13.0 smr-may-2023-r1 13.0 smr-may-2024-r1 13.0 smr-may-2025-r1 13.0 smr-nov-2021-r1 13.0 smr-nov-2022-r1 13.0 smr-nov-2023-r1 13.0 smr-nov-2024-r1 13.0 smr-oct-2022-r1 13.0 smr-oct-2023-r1 13.0 smr-oct-2024-r1 13.0 smr-sep-2022-r1 13.0 smr-sep-2023-r1 13.0 smr-sep-2024-r1 14.0 - 14.0 smr-apr-2022-r1 14.0 smr-apr-2023-r1 14.0 smr-apr-2024-r1 14.0 smr-apr-2025-r1 14.0 smr-aug-2022-r1 14.0 smr-aug-2023-r1 14.0 smr-aug-2024-r1 14.0 smr-aug-2025-r1 14.0 smr-dec-2021-r1 14.0 smr-dec-2022-r1 14.0 smr-dec-2023-r1 14.0 smr-dec-2024-r1 14.0 smr-feb-2022-r1 14.0 smr-feb-2023-r1 14.0 smr-feb-2024-r1 14.0 smr-feb-2025-r1 14.0 smr-jan-2022-r1 14.0 smr-jan-2023-r1 14.0 smr-jan-2024-r1 14.0 smr-jan-2025-r1 14.0 smr-jul-2022-r1 14.0 smr-jul-2023-r1 14.0 smr-jul-2024-r1 14.0 smr-jul-2025-r1 14.0 smr-jun-2022-r1 14.0 smr-jun-2023-r1 14.0 smr-jun-2024-r1 14.0 smr-jun-2025-r1 14.0 smr-mar-2022-r1 14.0 smr-mar-2023-r1 14.0 smr-mar-2024-r1 14.0 smr-mar-2025-r1 14.0 smr-may-2022-r1 14.0 smr-may-2023-r1 14.0 smr-may-2024-r1 14.0 smr-may-2025-r1 14.0 smr-nov-2021-r1 14.0 smr-nov-2022-r1 14.0 smr-nov-2023-r1 14.0 smr-nov-2024-r1 14.0 smr-oct-2022-r1 14.0 smr-oct-2023-r1 14.0 smr-oct-2024-r1 14.0 smr-sep-2022-r1 14.0 smr-sep-2023-r1 14.0 smr-sep-2024-r1 15.0 - 15.0 smr-apr-2025-r1 15.0 smr-aug-2025-r1 15.0 smr-jul-2025-r1 15.0 smr-jun-2025-r1 15.0 smr-mar-2025-r1 15.0 smr-may-2025-r1 16.0 - 16.0 smr-aug-2025-r1 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Sep 11, 2025 | Initial Analysis | [email protected] |
| Sep 3, 2025 | New CVE Received | [email protected] |