Security Advisory

CVE-2023-21216

9.8
CRITICAL

Vulnerability Description

In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.
Published Date December 4, 2023
Official Source NIST NVD Advisory