CVE-2022-3564: Debian Linux

High severity, CVSS 7.1. EPSS: 1.3% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211087.

Affected products

• Debian Debian Linux: version 10.0 only
• Linux Linux Kernel: from 3.6, before 4.9.333 (fixed in 4.9.333); from 4.10, before 4.14.299 (fixed in 4.14.299); from 4.15, before 4.19.265 (fixed in 4.19.265); from 4.20, before 5.4.224 (fixed in 5.4.224); from 5.5.0, before 5.10.154 (fixed in 5.10.154); from 5.11, before 5.15.78 (fixed in 5.15.78); …
• Netapp h300s Firmware: affected versions not specified
• Netapp h410s Firmware: affected versions not specified
• Netapp h500s Firmware: affected versions not specified
• Netapp h700s Firmware: affected versions not specified

Published 2022-10-17. Last modified 2026-06-17.