CVE-2021-36145: Linux Acrn

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

The Device Model in ACRN through 2.5 has a devicemodel/core/mem.c use-after-free for a freed rb_entry.

Affected products

• Linux Acrn: up to and including 2.5

Published 2021-07-02. Last modified 2026-06-17.