SB2025102372 - Buffer overflow in Linux kernel nfs
Published: October 23, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025102372
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) Buffer overflow (CVE-ID: CVE-2023-53711)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the nfs_file_direct_read() function in fs/nfs/direct.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/0ec26716e45d615edfff46012e7dedcc0ac5f7ab
- https://git.kernel.org/stable/c/4185605cd0f72ec8bf8b423aacd94cd5ee13bbcf
- https://git.kernel.org/stable/c/88975a55969e11f26fe3846bf4fbf8e7dc8cbbd4
- https://git.kernel.org/stable/c/da302f1d476a44245823a74546debb5d160bf5bd
- https://git.kernel.org/stable/c/dac14a1dbe20e003215dacb8a3a1a7e4ca4e0ad0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.54