Samsung has started deploying its January 2026 security update for the Galaxy S25 series, addressing critical vulnerabilities. The patch, which includes 21 fixes, targets security flaws in the file system and other areas. Among the highlights are 19 high-priority fixes and two critical updates, including a patch for CVE-2026-20969, which involves unauthorized access to files with system privileges.

This update is significant because it follows a previous January patch released for One UI 8.5 Beta 3 users. Samsung is rolling out these updates in phases, starting with South Korea, with expectations that it will reach the U.S. and Europe in the coming days. The company is addressing a wide range of vulnerabilities, including memory access issues and carrier bypass vulnerabilities.

The Galaxy S25 series users should prioritize installing this update promptly. Samsung's proactive approach to security reflects its commitment to maintaining the integrity of its flagship devices. This update is part of a broader strategy to ensure that the Galaxy S25 series remains secure and reliable for users.