fs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bounds read in strlen) by sending NFS traffic when the trace event framework is being used for nfsd.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-38202.json"