SB20250226188 - Memory leak in Linux kernel bluetooth
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226188
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) Memory leak (CVE-ID: CVE-2022-49116)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the l2cap_ecred_connect() function in net/bluetooth/l2cap_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/42b6a39f439b6f37cc2024d91ce547d83290ff78
- https://git.kernel.org/stable/c/9567d54e70ff58c2695c2cc2e53c86c67551d3e6
- https://git.kernel.org/stable/c/d3715b2333e9a21692ba16ef8645eda584a9515d
- https://git.kernel.org/stable/c/d588c183a971b85c775ad66da563ee6e8bc8158f
- https://git.kernel.org/stable/c/e9e55acee9b7a737ec7f5161b94a78932a5514c8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20