CVE-2021-47407

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

Description The issue is related to the KVM: x86: Handle SRCU initialization failure during page track init. It involves checking the return of init srcu struct(), which can fail due to OOM when initializing the page track mechanism. Lack of checking leads to a NULL pointer deref found by a modified syzkaller.

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