Samsung monthly updates: April 2023 security patch fixes various Exynos flaws

Firmware

Last week, Samsung started rolling out the April 2023 security update to its smartphones. The first devices to receive the new security update were the Galaxy S23, Galaxy S23+, and Galaxy S23 Ultra, and they've received the new update in Europe and South Korea. Now, the company has revealed which security flaws it has fixed with its new software.

Samsung has published its detailed report about the April 2023 security patch on its website. According to the report, the new update contains fixes (CVEs) from Google for 55 security flaws that were discovered in Android devices. Four of those fixes are termed critical, while 46 fixes are termed high priority. One moderate security flaw is fixed, while four fixes from Google don't apply to Samsung Galaxy phones and tablets.

Samsung's April 2023 security patch fixes a total of 66 security flaws found in Galaxy phones and tablets

On top of those 55 security fixes offered by Google, Samsung has added 15 additional fixes for security flaws found in Galaxy smartphones and tablets. Most of these flaws were found in Galaxy devices running Android 11, Android 12, and Android 13. Some of those fixes include the ones found in Exynos chips and Exynos modems. Security vulnerabilities found in 3GPP implementation in the Exynos modem baseband and Exynos fastboot USB interface have been fixed with the April 2023 security patch.

Other vulnerabilities, which were fixed with the April 2023 security patch, include improper input validation in the CertByte function, out-of-bounds write in the libaudiosaplus_sec.so function, and improper authorization in SecSettings. Security flaws like improper access control vulnerability in SemClipboard, SLocatoin, and Telephony features have also been fixed.

Samsung also seems to have fixed security loopholes found in the TIGERF trustlet, hijacking vulnerability in CertificatePolicy, and improper authorization in the Smart Suggestions widget. You can read about all these vulnerabilities by visiting Samsung's website and Google's security bulletin website.

Asif Iqbal Shaik - Senior Editor

[email protected]

First Samsung device: T100

Asif is a computer engineer turned technology journalist. He has been using Samsung phones since 2004, and his current smartphone is the Galaxy S21 Ultra. He loves headphones, mechanical keyboards, and PC hardware. When not writing about technology, he likes watching crime and science fiction movies and TV shows.

Firmware Phone Tablet April 2023 Security Patch Exynos

Samsung monthly updates: April 2023 security patch fixes various Exynos flaws

Samsung's April 2023 security patch fixes a total of 66 security flaws found in Galaxy phones and tablets

Asif Iqbal Shaik - Senior Editor

[email protected]

First Samsung device: T100

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