SB20250226717 - Buffer overflow in Linux kernel bluetooth driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226717
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) Buffer overflow (CVE-ID: CVE-2022-49555)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the qca_close() function in drivers/bluetooth/hci_qca.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/2717654ae022e6ea959a4b7b762702fe1a4690c2
- https://git.kernel.org/stable/c/37d17f63d085d601011964ade7371aeebeb6ed4b
- https://git.kernel.org/stable/c/4989bb03342941f2b730b37dfa38bce27b543661
- https://git.kernel.org/stable/c/72ef98445aca568a81c2da050532500a8345ad3a
- https://git.kernel.org/stable/c/db03727b4bbbbb36e6ef4cb655c670eefb6448e9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.45