CVE-2021-3543

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

Description The issue is related to a null pointer dereference error in the Nitro Enclaves kernel driver when closing an enclave file descriptor. This could allow an attacker to access confidential data, compromise data integrity, and cause a denial of service. A local user of a host machine could exploit this flaw to crash the system or escalate their privileges.

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