#VU104384 Memory leak in Linux kernel - CVE-2022-49153
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104384
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-2022-49153
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 rcu_read_unlock_bh() function in drivers/net/wireguard/socket.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/096f9d35cac0a0c95ffafc00db84786b665a4837
- https://git.kernel.org/stable/c/0b19bcb753dbfb74710d12bb2761ec5ed706c726
- https://git.kernel.org/stable/c/402991a9771587acc2947cf6c4d689c5397f2258
- https://git.kernel.org/stable/c/bbbf962d9460194993ee1943a793a0a0af4a7fbf
- https://git.kernel.org/stable/c/ebcc492f4ba14bae54b898f1016a37b4282558d1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19