Η Samsung protects its smartphones from vulnerabilities in its chipsets Qualcomm with the May update.
The security company Check Point Research recently revealed a vulnerability in Qualcomm Mobile Station Modem, affecting millions of Android phones. The company said the bug allowed attackers to gain access to users' text messages and phone calls, and in some cases could even unlock the SIM card.
Qualcomm claims to have released a vulnerability update in December last year. However, the vulnerability catalog number (CVE-2020-11292) has not appeared in any Android security newsletter since. Therefore, It is not clear how many devices have received the patch in recent months. Now, the Samsung announced that all devices with Android Security Patch Level May 2021 or later "will be protected from vulnerability". In fact, some devices may already be protected since the company had released updates as early as January.
In recent suspension, Samsung wrote:
"Check Point security researchers have identified a vulnerability in Qualcomm modem chipsets that affects selected Samsung devices. The vulnerability revealed by Check Point could allow a malicious application to access user information on the device. Samsung Android devices with Qualcomm chipsets affected by vulnerability and Samsung has released updates for selected Samsung devices since January 2021".
Below, the company states that Samsung devices Galaxy who have received the security update of May 2021, are safe, since the update corrects the vulnerability. Samsung suggests users to install the latest security updates as soon as they become available so that their phones are always safe.
See also: Samsung: Stops updates for Galaxy S8
Samsung has already started releasing the May 2021 security updates for Galaxy S21 series, Galaxy Note 20 series, Galaxy S20 series, Galaxy Z Flip 5G and Galaxy fold 5G. The company has also released the security update to some mid-range devices, including Galaxy A50 and Galaxy A51, in selected areas.
Source: XDA-Developers Android Forums