SB20250226129 - Memory leak in Linux kernel dsa microchip driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226129
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-2022-49591)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ksz_switch_register() function in drivers/net/dsa/microchip/ksz_common.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/4165e02716518bbbe9c9104b39530d40928bc7ce
- https://git.kernel.org/stable/c/88ec2ff42da3ac93b2437dc52fe25cd4372148e6
- https://git.kernel.org/stable/c/a14bd7475452c51835dd5a0cee4c8fa48dd0b539
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.58
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19