SB2025010637 - Privilege escalation in Linux kernel nfsd
Published: January 6, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025010637
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-53216)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error in fs/nfsd/export.c. A local user can execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2e4854599200f4d021df8ae17e69221d7c149f3e
- https://git.kernel.org/stable/c/ad4363a24a5746b257c0beb5d8cc68f9b62c173f
- https://git.kernel.org/stable/c/bd8524148dd8c123334b066faa90590ba2ef8e6f
- https://git.kernel.org/stable/c/f8c989a0c89a75d30f899a7cabdc14d72522bb8d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.69