SB20250502210 - Improper locking in Linux kernel net mctp driver
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502210
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-2022-49820)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mctp_i2c_get_tx_flow_state() and mctp_i2c_release_flow() functions in drivers/net/mctp/mctp-i2c.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.