#VU104314 Memory leak in Linux kernel - CVE-2022-49591
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104314
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49591
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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