Recently, the network security company check point research announced a new vulnerability in the baseband processor of Ziguang zhanrui chipset In the reverse engineering of the LTE protocol stack on the Ziguang zhanrui T700 chip in Motorola moto G20 mobile phone, check point research found the vulnerability
Access:
This vulnerability will affect the network demodulator that is part of the chip and directly responsible for the network connection.
This means that the attacker will be able to send a corrupted network packet to the user through this vulnerability, thereby disabling or interrupting the network connection of the device**
At present, check point research has submitted the discovered vulnerabilities to Ziguang zhanrui. Ziguang zhanrui officials have also determined the existence of the vulnerabilities and classified them as level 9.4 serious vulnerabilities.
In this regard, Ziguang zhanrui has promised to fix the problem, and Google has confirmed the vulnerability and said that the patch for it is expected to be fixed in the next Android security patch**