SB2024073175 - Improper locking in Linux kernel bluetooth
Published: July 31, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024073175
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-41063)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the hci_unregister_dev() function in net/bluetooth/hci_core.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/48542881997e17b49dc16b93fe910e0cfcf7a9f9
- https://git.kernel.org/stable/c/9cfc84b1d464cc024286f42a090718f9067b80ed
- https://git.kernel.org/stable/c/ddeda6ca5f218b668b560d90fc31ae469adbfd92
- https://git.kernel.org/stable/c/d2ce562a5aff1dcd0c50d9808ea825ef90da909f
- https://git.kernel.org/stable/c/96600c2e5ee8213dbab5df1617293d8e847bb4fa
- https://git.kernel.org/stable/c/d6cbce18370641a21dd889e8613d8153df15eb39
- https://git.kernel.org/stable/c/3f939bd73fed12dddc2a32a76116c19ca47c7678
- https://git.kernel.org/stable/c/0d151a103775dd9645c78c97f77d6e2a5298d913
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.319
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.223
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.164
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.281
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.101
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.42