SB2025022698 - Memory leak in Linux kernel arm mach-hisi
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022698
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-49447)
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.
References
- 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