CVE-2021-36086: Debian Linux

Low severity, CVSS 3.3. EPSS: 0.6% chance of exploitation in the next 30 days.

The CIL compiler in SELinux 3.2 has a use-after-free in cil_reset_classpermission (called from cil_reset_classperms_set and cil_reset_classperms_list).

Affected products

• Debian Debian Linux: version 11.0 only
• Fedoraproject Fedora: version 35 only
• Netapp Active Iq Unified Manager: affected versions not specified
• Netapp Bootstrap OS: affected versions not specified
• Netapp h610c Firmware: affected versions not specified
• Netapp h610s Firmware: affected versions not specified
• Netapp h615c Firmware: affected versions not specified
• Selinux Project Selinux: before 3.3 (fixed in 3.3)

Published 2021-07-01. Last modified 2026-06-17.