#VU111409 Memory leak in Linux kernel - CVE-2022-49979
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111409
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-2022-49979
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 sk_psock_init() function in net/core/skmsg.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/2a0133723f9ebeb751cfce19f74ec07e108bef1f
- https://git.kernel.org/stable/c/61cc798591a36ca27eb7d8d6c09bf20e50a59968
- https://git.kernel.org/stable/c/86026be8535c16fcc5e4f960286faf04d7f77815
- https://git.kernel.org/stable/c/a5d1cb908131e939bd8b63b8e5e23365bbc2edaf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.65