SB20250227151 - Buffer overflow in Linux kernel nfc nci
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250227151
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-2025-21735)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the nci_hci_create_pipe() function in net/nfc/nci/hci.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/110b43ef05342d5a11284cc8b21582b698b4ef1c
- https://git.kernel.org/stable/c/172cdfc3a5ea20289c58fb73dadc6fd4a8784a4e
- https://git.kernel.org/stable/c/2ae4bade5a64d126bd18eb66bd419005c5550218
- https://git.kernel.org/stable/c/59c7ed20217c0939862fbf8145bc49d5b3a13f4f
- https://git.kernel.org/stable/c/d5a461c315e5ff92657f84d8ba50caa5abf5c22a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.129