#VU104392 Memory leak in Linux kernel - CVE-2022-49206
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104392
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-2022-49206
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 subscribe_event_xa_alloc() function in drivers/infiniband/hw/mlx5/devx.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/0174a89663a5ef83617da15bf24c0af2f62b6c7f
- https://git.kernel.org/stable/c/087f9c3f2309ed183f7e4b85ae57121d8663224d
- https://git.kernel.org/stable/c/414b4e8738484379f18d6c4e780787c80dbf8a2c
- https://git.kernel.org/stable/c/8dd392e352d3269938fea32061a74655a613f929
- https://git.kernel.org/stable/c/c98d903ff9e79c210beddea4e6bc15ac38e25aa5
- https://git.kernel.org/stable/c/d66498507801fd9a20307a15a0814a0a016c3cde
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19