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Vulnerability DatabaseCVE-2025-21009
CVE-2025-21009:
NixOS vulnerability analysis and mitigation
Overview
CVE-2025-21009 is a security vulnerability discovered in the Android operating system, specifically affecting the libsavsvc.so library prior to Android 15. The vulnerability was reported on October 10, 2024, and was publicly disclosed on July 8, 2025 (NVD, Samsung Mobile).
Technical details
The vulnerability is classified as an out-of-bounds read vulnerability (CWE-125) that occurs during the decoding of malformed frame headers in libsavsvc.so. Samsung has assigned this vulnerability a CVSS v3.1 base score of 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H (NVD).
Impact
When exploited, this vulnerability allows local attackers to cause memory corruption in the affected system. The vulnerability affects all Android versions prior to Android 15 that utilize the libsavsvc.so library (Samsung Mobile).
Mitigation and workarounds
Samsung has addressed this vulnerability by adding proper boundary checks in Android 15. Users are advised to upgrade their devices to Android 15 or apply the latest security patches when available (Samsung Mobile).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
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