CVE-2021-47525

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a use-after-free and memory leak in the Linux kernel's LiteUART driver. The vulnerability is associated with the liteuart remove() function in the drivers/tty/serial/liteuart.c module. Exploitation of this issue may allow an attacker to impact the confidentiality, integrity, and availability of protected information. The problem occurs when the port is not deregistered during the unbinding of the driver, leading to the use of released driver data and memory leaks.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.