#VU104283 Memory leak in Linux kernel - CVE-2022-49447
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104283
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49447
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 hi3xxx_smp_prepare_cpus() and hip01_boot_secondary() functions in arch/arm/mach-hisi/platsmp.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/21a3effe446dd6dc5eed7fe897c2f9b88c9a5d6d
- https://git.kernel.org/stable/c/45d211668d33c49d73f5213e8c2b58468108647c
- https://git.kernel.org/stable/c/46cb7868811d025c3d29c10d18b3422db1cf20d5
- https://git.kernel.org/stable/c/9bc72e47d4630d58a840a66a869c56b29554cfe4
- https://git.kernel.org/stable/c/a3265a9440030068547a20dfee646666f3ca5278
- https://git.kernel.org/stable/c/cafaaae4bb9ce84a2791fa29bf6907a9466c3883
- https://git.kernel.org/stable/c/dd4be8ecfb41a29e7c4e551b4e866157ce4a3429
- https://git.kernel.org/stable/c/e109058165137ef42841abd989f080adfefa14fa
- https://git.kernel.org/stable/c/f8da78b2bae1f54746647a2bb44f8bd6025c57af
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.283