CVE-2021-39535: Libxsmm Project Libxsmm

Medium severity, CVSS 6.5. EPSS: 0.9% chance of exploitation in the next 30 days.

An issue was discovered in libxsmm through v1.16.1-93. A NULL pointer dereference exists in JIT code. It allows an attacker to cause Denial of Service.

Affected products

• Libxsmm Project Libxsmm: up to and including 1.16.1

Published 2021-09-20. Last modified 2026-06-17.