SB2025091731 - Use of uninitialized resource in Linux kernel bluetooth
Published: September 17, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091731
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) Use of uninitialized resource (CVE-ID: CVE-2022-50339)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the discov_off() and mgmt_init_hdev() functions in net/bluetooth/mgmt.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.