CVE-2022-45934: Debian Linux

High severity, CVSS 7.8. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.

Affected products

• Debian Debian Linux: version 11.0 only
• Fedoraproject Fedora: version 37 only
• Linux Linux Kernel: from 2.6.32, before 4.9.337 (fixed in 4.9.337); from 4.10, before 4.14.303 (fixed in 4.14.303); from 4.15, before 4.19.270 (fixed in 4.19.270); from 4.20, before 5.4.229 (fixed in 5.4.229); from 5.5, before 5.10.161 (fixed in 5.10.161); from 5.11, before 5.15.85 (fixed in 5.15.85); …
• Netapp h300s Firmware: affected versions not specified
• Netapp h410c 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 2022-11-27. Last modified 2026-06-17.