SB20251015129 - Buffer overflow in Linux kernel target driver
Published: October 15, 2025
Security Bulletin ID
SB20251015129
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) Buffer overflow (CVE-ID: CVE-2025-39998)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the target_lu_gp_members_show() function in drivers/target/target_core_configfs.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/27e06650a5eafe832a90fd2604f0c5e920857fae
- https://git.kernel.org/stable/c/4b292286949588bd2818e66ff102db278de8dd26
- https://git.kernel.org/stable/c/53c6351597e6a17ec6619f6f060d54128cb9a187
- https://git.kernel.org/stable/c/a150275831b765b0f1de8b8ff52ec5c6933ac15d
- https://git.kernel.org/stable/c/e73fe0eefac3e15bf88fb5b4afae4c76215ee4d4
- https://git.kernel.org/stable/c/f03aa5e39da7d045615b3951d2a6ca1d7132f881