Security News > 2021 > January > Google Releases January 2021 Security Updates for Android

Google this week announced the January 2021 security updates for Android devices, which address 42 vulnerabilities, including four rated critical severity.

Addressed as part of the 2021-01-01 security patch level and tracked as CVE-2021-0316, the most important of these flaws is a critical security bug in System that could be exploited to achieve code execution remotely.

The 2021-01-01 security patch level also fixes fifteen vulnerabilities in Framework, including a critical denial of service flaw, eight high-severity elevation of privilege bugs, four high-severity information disclosure issues, one high-severity DoS flaw, and one medium-severity remote code execution vulnerability.

The second part of the Android security updates for January 2021 addresses a total of 19 vulnerabilities in Kernel, MediaTek, and Qualcomm components.

All of these issues, as well as vulnerabilities patched with previous Android security updates, are resolved on devices running a security patch level of 2021-01-05 or later.

On Pixel devices, a security patch level of 2021-01-05 also addresses four other vulnerabilities: a high-severity elevation of privilege in Framework and a moderate one in Kernel components, along with a moderate flaw in Qualcomm components and another in Qualcomm closed-source components.

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