CVE-2023-1989: Debian Linux

High severity, CVSS 7.0. EPSS: 0.4% chance of exploitation in the next 30 days.

A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.

Affected products

• Debian Debian Linux: version 10.0 only; version 12.0 only
• Linux Linux Kernel: from 2.6.24, before 4.14.312 (fixed in 4.14.312); from 4.15, before 4.19.280 (fixed in 4.19.280); from 4.20, before 5.4.240 (fixed in 5.4.240); from 5.5, before 5.10.177 (fixed in 5.10.177); from 5.11, before 5.15.105 (fixed in 5.15.105); from 5.16, before 6.1.22 (fixed in 6.1.22); …
• Netapp h300s: affected versions not specified
• Netapp h410c: affected versions not specified
• Netapp h410s: affected versions not specified
• Netapp h500s: affected versions not specified
• Netapp h700s: affected versions not specified

Published 2023-04-11. Last modified 2026-10-01.