SB2021111303 - Denial of service in BlueZ
Published: November 13, 2021 Updated: August 15, 2023
Security Bulletin ID
SB2021111303
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Physical access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2021-41229)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in sdp_cstate_alloc_buf() function. A remote attacker can send specially crafted packets to the device and perform denial of service attack.
Remediation
Install update from vendor's website.