CVE-2021-47640 | Linux Kernel up to 5.4.188/5.10.109/5.15.32/5.16.18/5.17.1 lib/test_kasan.c PTE_RPN_SHIFT out-of-bounds
A vulnerability was found in Linux Kernel up to 5.4.188/5.10.109/5.15.32/5.16.18/5.17.1. It has been rated as problematic. Affected by this issue is the function PTE_RPN_SHIFT in the library lib/test_kasan.c. The manipulation leads to out-of-bounds read.
This vulnerability is handled as CVE-2021-47640. The attack can only be initiated within the local network. There is no exploit available.
It is recommended to upgrade the affected component.