SB2024060584 - NULL pointer dereference in Linux kernel loongarch kernel
Published: June 5, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024060584
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) NULL pointer dereference (CVE-ID: CVE-2023-52506)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the memblock_init() function in arch/loongarch/kernel/mem.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/f105e893a8edd48bdf4bef9fef845a9ff402f737
- https://git.kernel.org/stable/c/19878758accf6b2788091a771d9f9fee7bab11ab
- https://git.kernel.org/stable/c/b795fb9f5861ee256070d59e33130980a01fadd7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.56
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6