CVE-2021-32399: Debian Linux

High severity, CVSS 7.0. EPSS: 0.7% chance of exploitation in the next 30 days.

net/bluetooth/hci_request.c in the Linux kernel through 5.12.2 has a race condition for removal of the HCI controller.

Affected products

• Debian Debian Linux: version 9.0 only
• Linux Linux Kernel: up to and including 5.12.2
• Netapp Cloud Backup: affected versions not specified
• Netapp h300e Firmware: affected versions not specified
• Netapp h300s Firmware: affected versions not specified
• Netapp h410s Firmware: affected versions not specified
• Netapp h500e Firmware: affected versions not specified
• Netapp h500s Firmware: affected versions not specified
• Netapp h700e Firmware: affected versions not specified
• Netapp h700s Firmware: affected versions not specified
• Netapp Solidfire Baseboard Management Controller Firmware: affected versions not specified

Published 2021-05-10. Last modified 2026-06-17.